Privacy policy

MJ-HAMMER Privacy Policy

Effective Date: 01/23/2026
Last Updated: 01/23/2026

1. Introduction

MJ-HAMMER ("we," "us," or "our") is committed to protecting your privacy and ensuring transparency about how we collect, use, and share your personal information. This Privacy Policy explains our data practices when you visit our website at mj-hammer.com (the "Site") or purchase our products.

Your Privacy Rights: Depending on where you live, you may have specific rights regarding your personal information, including the right to access, delete, correct, or opt out of certain uses of your data. See Section 6 for detailed information about your rights.

Contact Us: For privacy-related questions or to exercise your rights, contact us at:

  • Email: privacy@mj-hammer.com
  • Mail: MJ-HAMMER, Attn: Privacy Officer, 256 Marginal Street, Boston, MA 02128
  • Phone: 617.874.8994

2. Information We Collect

Personal Information You Provide

We collect personal information that you voluntarily provide when you:

  • Place an Order:
    • Name
    • Email address
    • Shipping address
    • Billing address
    • Phone number
    • Payment information (processed securely through our payment providers)
  • Subscribe to Our Newsletter:
    • Email address
    • Name (optional)
  • Contact Us:
    • Name
    • Email address
    • Phone number (if provided)
    • Message content and any information you choose to share

Information Collected Automatically

When you visit our Site, we and our service providers automatically collect certain information through cookies and similar technologies:

  • Device Information: Browser type and version, operating system, device type, IP address, unique device identifiers
  • Usage Information: Pages visited, time spent on pages, links clicked, referring website, search terms used
  • Location Information: General geographic location based on IP address (city/state level)
  • Commercial Information: Products viewed, items added to cart, purchase history

Cookies and Tracking Technologies

We use cookies, web beacons, pixels, and similar technologies to collect information about your browsing activity. For detailed information about our cookie practices, please see our Cookie Policy below and our cookie banner.

You can control cookies through:

  • Our cookie banner (accept or decline)
  • Your browser settings
  • Opt-out preference signals (see Section 5)

3. How We Use Your Information

We use your personal information for the following purposes:

Order Processing and Fulfillment

  • Process and complete your transactions
  • Arrange for shipping and delivery
  • Send order confirmations and updates
  • Handle returns, exchanges, and warranty claims
  • Process refunds

Communications

  • Respond to your inquiries and support requests
  • Send transactional emails (order confirmations, shipping notifications)
  • Send marketing and promotional emails (only if you opt in)
  • Conduct customer surveys

Website Operations and Improvement

  • Operate, maintain, and improve our Site
  • Analyze site usage and trends
  • Troubleshoot technical issues
  • Conduct data analytics and research
  • Prevent fraud and enhance security

Marketing and Advertising

  • Personalize your experience on our Site
  • Show you relevant advertisements on our Site and other websites
  • Conduct targeted advertising based on your interests and behavior
  • Measure advertising effectiveness

Legal and Compliance

  • Comply with legal obligations
  • Enforce our terms and conditions
  • Protect our rights and property
  • Respond to law enforcement requests

4. How We Share Your Information

We do not sell your personal information for monetary consideration. However, under certain state privacy laws, some of our data sharing practices may be considered "sales" or "sharing" for targeted advertising purposes.

Service Providers and Processors

We share your information with trusted third-party service providers who perform services on our behalf:

E-commerce Platform:

  • Shopify Inc. - Website hosting, shopping cart, checkout processing, and related e-commerce services

Payment Processors:

  • Shopify Payments/Stripe
  • PayPal
  • Apple Pay, Google Pay (processed through payment gateways)

Shipping and Fulfillment:

  • FedEX
  • UPS

These service providers are contractually required to protect your information and use it only for the purposes we specify.

Analytics and Advertising Partners

We share information with analytics and advertising partners who may use cookies and similar technologies:

Analytics:

  • Google Analytics - Website traffic analysis and performance monitoring
  • Shopify Analytics - E-commerce metrics and reporting

Advertising and Marketing:

  • Google Ads - Advertising and remarketing
  • Meta/Facebook Pixel - Social media advertising and retargeting

Note: Sharing information with these partners may constitute "sales" or "sharing" for targeted advertising under certain state privacy laws. You have the right to opt out of these practices (see Section 5).

Other Disclosures

We may also disclose your information:

  • Business Transfers: In connection with a merger, acquisition, sale of assets, or bankruptcy
  • Legal Obligations: To comply with laws, regulations, court orders, or legal processes
  • Protection of Rights: To protect our rights, property, safety, or that of our users or the public
  • With Your Consent: When you direct us to share information with third parties

5. Your Opt-Out Rights: Sales and Targeted Advertising

What Qualifies as "Sale" or "Sharing"

Under state privacy laws, "sale" means exchanging personal information for valuable consideration (not limited to money). "Sharing" for targeted advertising means disclosing personal information to third parties for cross-context behavioral advertising.

We engage in the following practices that may qualify:

  • Allowing advertising partners to collect information via cookies and pixels
  • Sharing browsing and purchase data with advertising networks for targeted ads
  • Using social media pixels (Facebook, Instagram) that track your activity

How to Opt Out

Cookie Banner

  • Click "Decline" on our cookie banner to reject non-essential cookies
  • Essential cookies for Site functionality will still be used

Opt-Out Preference Signals (Global Privacy Control) We recognize and honor browser-based opt-out signals such as Global Privacy Control (GPC). When we detect a GPC signal from your browser, we will apply your opt-out preference for sales and targeted advertising on that browser and device.

To enable GPC:

  • Use a browser that supports GPC (e.g., Firefox, Brave, DuckDuckGo)
  • Install a GPC browser extension
  • Enable GPC in your browser settings
  • Learn more at: https://globalprivacycontrol.org

State-Specific Opt-Out Methods

  • California residents: Do Not Sell or Share My Personal Information link
  • Other states: Use the methods above or contact us at privacy@mj-hammer.com

Note: Opting out will not affect essential website functions but may impact your experience with personalized content.

6. Your Privacy Rights

Depending on your state of residence, you may have the following rights regarding your personal information:

Rights Available in Most States

Right to Know/Access

  • Request confirmation of whether we process your personal information
  • Access the specific pieces of personal information we have collected about you
  • Receive information about our data practices

Right to Delete

  • Request deletion of your personal information (subject to certain exceptions)

Right to Correct

  • Request correction of inaccurate personal information

Right to Opt Out

  • Sales of personal information
  • Sharing for targeted advertising
  • Profiling in furtherance of decisions that produce legal or similarly significant effects

Right to Non-Discrimination

  • Exercise your privacy rights without receiving discriminatory treatment

Additional Rights in Specific States

California Residents (CCPA/CPRA):

  • Right to data portability
  • Right to limit use of sensitive personal information
  • Right to opt out of automated decision-making

Minnesota Residents:

  • Right to question profiling results
  • Right to understand the rationale behind automated decisions
  • Right to request re-evaluation based on corrected data

Virginia, Colorado, Connecticut, and Other States:

  • Right to appeal our decision regarding your privacy request
  • Additional rights may apply - see state-specific section below

How to Exercise Your Rights

Submit a Request:

  • Email: privacy@mj-hammer.com
  • Phone: 617.874.8994
  • Mail: MJ-HAMMER, Attn: Privacy Officer, 256 Marginal Street, Boston, MA 02128

Verification Process: We must verify your identity before processing your request. We will ask you to:

  • Provide your email address and name
  • Confirm information about your recent orders or account activity
  • For sensitive requests, we may require additional verification

Authorized Agents: You may designate an authorized agent to submit requests on your behalf. The agent must provide:

  • Written authorization from you
  • Proof of their identity
  • Verification of your identity

Response Time: We will respond to verified requests within 45 days (may be extended by 45 additional days if reasonably necessary, with notice).

No Fee: We do not charge a fee to process your privacy requests unless they are excessive, repetitive, or manifestly unfounded.

7. State-Specific Privacy Information

California Residents

California Consumer Privacy Act (CCPA) / California Privacy Rights Act (CPRA)

Categories of Personal Information We Collect:

  • Identifiers (name, email, address, IP address)
  • Commercial information (purchase history, browsing behavior)
  • Internet/network activity (website interactions)
  • Geolocation data (general location from IP)
  • Inferences (preferences, characteristics)

Categories of Sources:

  • Directly from you
  • Automatically through cookies and tracking technologies
  • From service providers

Business/Commercial Purposes:

  • As described in Section 3

Categories of Third Parties We Share With:

  • Service providers and processors
  • Advertising networks
  • Analytics providers
  • Social media platforms

Sales/Sharing for Targeted Advertising: We have disclosed personal information to advertising partners in the past 12 months, which may constitute "sales" or "sharing." Categories include:

  • Identifiers
  • Commercial information
  • Internet/network activity
  • Inferences

Sensitive Personal Information: We collect payment information (processed securely by payment providers). We do not use or disclose sensitive personal information for purposes other than those permitted under CCPA.

Do Not Sell or Share My Personal Information: https://mj-hammer.com/pages/data-sharing-opt-out

Retention: We retain personal information for as long as necessary to fulfill the purposes described in this policy, typically:

  • Customer data: Duration of business relationship plus 7 years
  • Marketing data: Until you opt out or request deletion
  • Analytics data: 26 months (Google Analytics default)

Virginia, Colorado, Connecticut, Utah Residents

You have rights similar to those described in Section 6. To exercise your rights or appeal a decision, contact us at privacy@mj-hammer.com.

Nevada Residents

Nevada residents may opt out of the "sale" of certain covered information. While we do not currently sell information in a way that triggers Nevada's law, you may submit an opt-out request to privacy@mj-hammer.com.

Maryland Residents (Effective October 1, 2025)

Sensitive Data Processing: We limit our collection and processing of sensitive data to what is strictly necessary for providing our products and services. We do not sell sensitive personal data.

Purpose Limitation: We process personal data only for purposes reasonably necessary and proportionate to providing the products or services you request.

Minnesota Residents (Effective July 31, 2025)

Data Inventory: We maintain documentation of our data processing activities, available upon request to privacy@mj-hammer.com.

Profiling Rights: If we make automated decisions that produce legal or similarly significant effects concerning you, you have the right to:

  • Question the result
  • Obtain information about the rationale
  • Learn what actions you could have taken to secure a different result
  • Review personal data used and correct inaccuracies

Tennessee Residents (Effective July 1, 2025)

Tennessee privacy rights are similar to those described in Section 6. Our privacy program is designed to reasonably conform to recognized privacy frameworks including the NIST Privacy Framework.

Other States

If you reside in Delaware, Florida, Indiana, Iowa, Kentucky, Montana, Nebraska, New Hampshire, New Jersey, Oregon, Rhode Island, or Texas, you may have additional privacy rights. Contact us at privacy@mj-hammer.com for information specific to your state.

8. Data Retention

We retain your personal information for as long as necessary to:

  • Fulfill the purposes described in this Privacy Policy
  • Comply with legal obligations
  • Resolve disputes and enforce agreements

Typical Retention Periods:

  • Customer Order Data: 7 years (for accounting, tax, and warranty purposes)
  • Account Information: Until you request deletion or close your account
  • Marketing Communications: Until you unsubscribe or request deletion
  • Website Analytics: 26 months (Google Analytics default; can be configured)
  • Cookie Data: As specified in our Cookie Policy (typically 1-24 months)

After the retention period expires, we will delete or anonymize your information in accordance with applicable law.

9. Data Security

We implement reasonable technical, administrative, and physical security measures to protect your personal information from unauthorized access, disclosure, alteration, and destruction.

Our security measures include:

  • SSL/TLS encryption for data transmission
  • Secure payment processing through PCI-DSS compliant providers
  • Regular security assessments and updates
  • Access controls and authentication
  • Employee training on data protection

Please note: No method of transmission over the Internet or electronic storage is 100% secure. While we strive to protect your information, we cannot guarantee absolute security.

Data Breach Notification: In the event of a data breach that compromises your personal information, we will notify you and relevant authorities as required by applicable law.

10. Children's Privacy

Our Site and products are not intended for children under 16 years of age. We do not knowingly collect personal information from children under 16. If we learn that we have collected information from a child under 16, we will delete it promptly.

If you believe we have collected information from a child under 16, please contact us at privacy@mj-hammer.com.

Age Restrictions for Targeted Advertising:

  • Minnesota: We do not engage in targeted advertising or sell personal data when we have actual knowledge the consumer is between 13-16 years old
  • Maryland: We do not engage in targeted advertising or sell personal data when we know or should know the consumer is under 18 years old

11. International Data Transfers

MJ-HAMMER is based in the United States. If you access our Site from outside the U.S., your information will be transferred to, stored, and processed in the United States.

The United States may have different data protection laws than your country. By using our Site, you consent to the transfer of your information to the United States.

For EU/UK Residents: We do not specifically target or collect information from individuals in the European Union or United Kingdom. If you are located in the EU/UK and wish to exercise your rights under GDPR/UK GDPR, please contact us at privacy@mj-hammer.com.

12. Third-Party Links

Our Site may contain links to third-party websites, including social media platforms. We are not responsible for the privacy practices of these external sites. We encourage you to review their privacy policies before providing any personal information.

13. Marketing Communications

Email Marketing

If you opt in to receive marketing emails, we will send you:

  • Product announcements and promotions
  • Newsletter updates
  • Special offers and discounts

How to Unsubscribe:

  • Click the "Unsubscribe" link at the bottom of any marketing email
  • Email us at info@mj-hammer.com with "Unsubscribe" in the subject line
  • Update your preferences in your account settings (if you have an account)

Note: Even if you opt out of marketing emails, we will still send you transactional emails related to your orders (confirmations, shipping updates, etc.).

14. Changes to This Privacy Policy

We may update this Privacy Policy from time to time to reflect changes in our practices, technology, legal requirements, or other factors.

Notice of Material Changes:

  • We will post the updated policy on this page with a new "Last Updated" date
  • For material changes, we may provide additional notice (e.g., email notification or prominent notice on our Site)
  • Continued use of our Site after changes constitutes acceptance of the updated policy

Review Regularly: We encourage you to review this Privacy Policy periodically.

15. Contact Us

If you have questions, concerns, or requests regarding this Privacy Policy or our data practices, please contact us:

MJ-HAMMER
Attn: Privacy Officer
256 Marginal Street
Boston, MA 02128
United States

Email: privacy@mj-hammer.com
Phone: 617.874.8994

Response Time: We strive to respond to all inquiries within 10 business days.

Cookie Policy

What Are Cookies?

Cookies are small text files that are placed on your device (computer, smartphone, or tablet) when you visit a website. Cookies help websites recognize your device and remember information about your visit.

Types of Cookies We Use

Essential Cookies (Always Active)

These cookies are necessary for the Site to function properly. They enable core functionality such as:

  • Shopping cart
  • Checkout process
  • Security and authentication
  • Site navigation
  • Access to secure areas

You cannot disable these cookies as they are essential for the Site to work.

Examples:

  • Session cookies for maintaining your shopping cart
  • Security tokens to prevent fraud
  • Load balancing cookies

Analytics and Performance Cookies

These cookies help us understand how visitors use our Site so we can improve it.

Providers:

  • Google Analytics - Tracks page views, traffic sources, user behavior
  • Shopify Analytics - E-commerce metrics and performance

Information Collected:

  • Pages visited
  • Time on site
  • Referral sources
  • Device and browser information
  • General location (city/state level)

You can disable these cookies through our cookie banner or browser settings.

Advertising and Marketing Cookies

These cookies are used to deliver personalized advertisements and measure campaign effectiveness.

Providers:

  • Google Ads - Remarketing and conversion tracking
  • Meta/Facebook Pixel - Social media advertising and retargeting

Information Collected:

  • Products viewed
  • Pages visited
  • Purchase behavior
  • Interests and preferences inferred from browsing

Purpose:

  • Show you relevant ads on other websites
  • Measure ad performance
  • Retarget visitors who didn't complete a purchase

You can disable these cookies through our cookie banner or browser settings.

Social Media Cookies

If our Site includes social media features (share buttons, embedded content), these platforms may set cookies to track your interactions.

Platforms:

  • Facebook/Instagram

You can disable these cookies through our cookie banner or browser settings.

Cookie Duration

  • Session Cookies: Deleted when you close your browser
  • Persistent Cookies: Remain on your device for a set period (typically 1-24 months)

Managing Your Cookie Preferences

Cookie Banner

When you first visit our Site, you'll see a cookie banner with two options:

  • Accept All - Allows all cookies
  • Decline - Blocks non-essential cookies (analytics, advertising, marketing)

Essential cookies will always be active regardless of your choice.

Browser Settings

You can control cookies through your browser settings:

  • Chrome: Settings > Privacy and Security > Cookies
  • Firefox: Settings > Privacy & Security > Cookies and Site Data
  • Safari: Preferences > Privacy > Cookies and website data
  • Edge: Settings > Cookies and site permissions

Note: Blocking all cookies may impact Site functionality.

Opt-Out Tools

You can opt out of targeted advertising through:

Global Privacy Control (GPC)

We honor browser-based opt-out preference signals such as Global Privacy Control. When enabled, we will automatically opt you out of sales and targeted advertising.

Enable GPC at: https://globalprivacycontrol.org

Do Not Track Signals

Some browsers have a "Do Not Track" (DNT) feature. We do not currently respond to DNT signals because there is no industry standard for how to interpret them. However, we do honor Global Privacy Control (GPC) signals.

Updates to This Cookie Policy

We may update this Cookie Policy to reflect changes in technology or legal requirements. Updates will be posted on this page with a new "Last Updated" date.

Last Updated: 01/23/2026

This Privacy Policy and Cookie Policy were prepared to comply with applicable state privacy laws effective as of [01/23/2026. For questions or to exercise your privacy rights, contact privacy@mj-hammer.com.