Welcome to the MASS4D website and it's services, an online information, e-commerce and communications service ("Site") provided by MASS4D ("MASS4D" or "We" or "Us" or "Our").  MASS4D offers this Site, including all information, tools, and services available from this Site conditioned upon your acceptance of all terms, conditions, policies, and notices stated here. This policy is intended to cover the uses for all of the Site, although additional conditions, restrictions and privacy policies may apply. 

Please read these terms and conditions carefully before accessing or using our Site. By accessing or using any part of the Site, you agree to be bound by these terms and conditions. If you do not agree to all the terms and conditions, then you may not access the Site or use any of its services. 

intended use for users above 18 years

The Site is intended for use by individuals 18 years of age or older. This Site is NOT directed for use by children under the age of 18. 

healthcare disclaimer

You should always seek the advice of a physician or other qualified healthcare providers with any questions regarding personal health or medical conditions.

The content, products, and services offered herein are here to educate consumers on healthcare and medical issues that may affect their daily lives. Nothing in the content, products or services should be considered or used as a substitute for medical advice, diagnosis or treatment. This Site and its services do not constitute the practice of any medical, nursing or other professional healthcare advice, diagnosis or treatment.

You should always talk to your healthcare provider for diagnosis and treatment, including your specific medical needs. None of the products or services offered through this Site represents or warrants that any particular service or product is safe, appropriate or effective for you. We advise users to always seek the advice of a physician or other qualified healthcare provider with any questions regarding personal health or medical conditions. If you have, or suspect that you have a medical problem or condition, please contact a qualified healthcare professional immediately. 

terms of use

Use of the Site is subject to the following terms and conditions. MASS4D may modify these terms and conditions at any time, and such modifications shall be effective immediately upon posting the modified terms and conditions on the Site. You agree to review these terms and conditions periodically to be aware of such modifications, and your accessing or using the service constitutes your full acceptance of the terms and conditions as they appear at the time of your access or use. From time to time, MASS4D may offer you the opportunity to participate in additional features or services through the Site. You may be required to enter into additional agreements or authorisations before you can access such features or services.

You agree that you will not:

  • Upload or transmit any communications or content of any type that may infringe or violate any rights of any party
  • Use this website for any purpose in violation of local, state, national or international laws
  • Use this site as a means to distribute advertising or other unsolicited material to any third party
  • Use this website to post or transmit material that is unlawful, obscene, defamatory, threatening, harassing, abusive, slanderous, hateful or embarrassing to any other person or entity
  • Attempt to disable, "hack" or otherwise interfere with the proper functioning of this website

If you use any part of the Site requiring secure access, you are responsible for maintaining the confidentiality of your account and password and for restricting access to your computer, and you agree to accept responsibility for all activities that occur under your account or password.

order limitations

We reserve the right to reject any order you place with us, or to limit quantities on any order, without giving any reason. If we reject your order, we will generally attempt to notify you using the email address you gave us when you placed the order.

termination of use

MASS4D may, in its sole discretion, terminate your account or your use of the Site or parts thereof at any time. You are personally liable for any orders that you place or charges that you incur prior to termination.

MASS4D reserves the right to change, suspend or discontinue all or any aspects of the Site at any time without prior notice.

interactive media

If you, at our request, or without a request from us, send submissions like creative ideas, suggestions, proposals, plans, media, comments, testamonials, blog posts, articles, feedback or other materials, whether online, by email, by postal mail, or otherwise, you agree to give MASS4D the irrevocable right, without restriction, to reproduce, distribute, copy, publish, display, edit, modify, translate, create derivative works from and otherwise use your submission for any purpose, in any form, and on any media. We are and shall be under no obligation (1) to maintain any comments in confidence; (2) to pay compensation for any comments; or (3) to respond to any comments.

If you make any submissions to the Site, you agree you will not:

  • Post advertisements of solicitations for business
  • Post material that infringes on the rights of any third party, including intellectual property, privacy or publicity rights.
  • Post material that is unlawful, obscene, defamatory, threatening, harassing, abusive, slanderous, hateful or embarrassing to any other person or entity as determined by MASS4D in its sole discretion
  • Post chain letters or pyramid schemes
  • Impersonate another person including but not limited to a spouse, child or sibling
  • Allow another person to use your credentials for posting or viewing comments
  • Post the same note more than once or "spam"

MASS4D reserves the right (but is not obligated) to do any or all of the following:

  • Remove communications that fail to conform with these terms of use.
  • Terminate a user's access to the entire Site or specific features of the Site.
  • Edit or delete any communications posted on the Site, regardless of whether such communications violate these standards.


A valid credit card number, expiration date and card security code is required for all purchases. If we are unable to charge the full cost of your purchase to the credit card you provide, we will cancel your order or request an alternate form of payment. MASS4D's designated credit card processor will collect your credit card information and related personal information for its use in processing your payment for the products or services ordered by you. Any complaints or grievances regarding the processing of your payment should be addressed to MASS4D at the contact information given in the footer. You understand that the prices for products and services may be changed from time to time, but that the website will reflect current prices.

You are solely responsible for all charges and applicable fees (including delivery charges, taxes and any fees assessed by your bank) associated with your order.

warranty exchange

MASS4D® offers a one year warranty on all our insoles.

To be eligible for a warranty exchange, all of the following must apply to your insoles:
The product is defective due to manufacturing error. Reasons due to wear or unintended use are not covered.
The product must have been purchased online at mass4d.com, within the last 365 days.
The insoles must pass our warranty inspection, as explained on our warranty page. Link to warranty page

** All insoles purchased directly from a MASS4D® provider must be returned to a MASS4D® provider for warranty review and submission. 


You agree that you will indemnify MASS4D against any damages, losses, liabilities, judgments, costs or expenses (including reasonable attorneys' fees and costs) arising out of a claim by a third party relating to materials you have posted or other actions taken by you on the Site.

intellectual property

The mark "MASS4D" and the MASS4D logo are trademarks and/or service marks of MASS4D Inc. The content and design of MASS4D.com and MASS4D is protected by U.S. and international copyright laws. You may not copy, reproduce, download, republish, upload, post, display, transmit or frame any of these materials without prior written consent from MASS4D.


You understand and agree that the Site and any services, content or information contained on the Site or provided by MASS4D is provided on an “as is” basis. MASS4D does not make any express or implied warranties, representations or endorsements whatsoever (including without limitation warranties of title or noninfringement, or the implied warranties of merchantability or fitness for a particular purpose) with regard to the service or any merchandise, information or service provided through the service. In addition, MASS4D does not guarantee that use of the Site will be free from technological difficulties including, but not limited to, unavailability of information, downtime, service disruptions, viruses or worms, and you understand that you are responsible for implementing sufficient procedures and checkpoints to satisfy your particular requirements for accuracy of data input and output.


Content, prices, and availability of products and services are subject to change without notice. Errors will be corrected where discovered, and MASS4D reserves the right to revoke any stated offer and to correct any errors, inaccuracies or omissions including after an order has been submitted and whether or not the order has been confirmed and your credit card charged. If your credit card has already been charged for the purchase and your order is cancelled, MASS4D will issue a credit to your credit card account in the amount of the charge. Individual bank policies will dictate when this amount is credited to your account. 

limitations of liability

The use of this Site is entirely at your own risk, and in no event, shall MASS4D be liable for any direct, indirect, incidental, consequential, special, exemplary, punitive, or any other monetary damages, fees, fines, penalties or liabilities arising out of, or relating in any way to this service, or sites accessed through this service, and/or content or information provided herein. Your sole and exclusive remedy for dissatisfaction with the service is to stop using the service. You hereby acknowledge that this paragraph shall apply to all content, merchandise and services available through the site. 

links to third party website

The Site contains links to other sites operated by third parties, including but not limited to third party sites that may display the MASS4D trademarks ("Third Party Site," "Third Party Sites"). These links are available for your convenience and are intended only to enable access to these Third Party Sites and for no other purpose.

MASS4D does not warrant or make any representation about the substance, quality, functionality, accuracy, fitness for a particular purpose, merchantability or any other representation about any Third Party Site or its content. A link to a Third Party Site on the Site does not constitute sponsorship, endorsement, approval or responsibility for any Third Party Site. MASS4D makes no representation or warranty as to any products or services offered on any Third Party Site. The conditions of use and privacy policy of any Third Party Site may differ substantially from the conditions of use and legal notices that apply to your use of the Site. Please review the conditions of use for all Third Party Sites for more information about the terms and conditions that apply to your use of Third Party Sites.


You agree that any dispute or claim (including personal injury claims) related to your use of the MASS4D Site and any of its services and products are subject to the exclusive jurisdiction of the British Virgin Islands. This agreement also applies to anyone claiming on your behalf.

contact information

If you have any further questions, please contact us.

- Confirmed 2021