About Mat Viper LLC.

Founded in 2019, Mat Viper is a no-gi jiu jitsu clothing brand aimed to deliver the best quality casual and performance apparel to the modern jiu jitsu competitor.

All Mat Viper products are manufactured on demand. 100% Made in the USA. Hand cut and sewn using premium fabric. Manufacturing will be completed within 7-10 business days from purchase date. No minimum quantity for any order. Worldwide shipping.

  • On Demand Manufacturing
  • 100% Made in the USA
  • No minimum size order

what we do

Custom Rash Guards & Apparel

  • Custom Rash Guards

    We offer custom designed and manufactured rash guards for gyms and individuals worldwide. Contact us for our pricing and more information.

  • On Demand Orders

    All orders are manufactured by demand. Our typical turn around time is 7-10 business days. No need for pre-orders or pre-sales. Solves inventory problems.

  • 100% Made in the USA

    Designed and manufactured in Los Angeles, CA. Everything manufactured is 100%, end-to-end, proudly made in the USA under one roof. On-demand, cut and sew, vertical manufacturing.

  • Ready to Start Your Order?

    Contact Us today to discuss design and manufacturing with out on-demand system. We are happy to answer any questions you may have in regards to designing, manufacturing, or shipping.

    Contact Us

    frequently asked questions

    My item is damaged and/or defective. What should I do?
    Mat Viper stands behind our products and guarantees every product lives up to the highest possible standards. Please contact us immediately and include pictures of the defective or damaged product. No returns will be accepted without first contacting us.
    What Is the return policy?
    The customer must first contact us via email, then mail the product back to us. The customer is responsible for all return shipping costs. Sale items purchased during a site wide or seasonal sale are eligible for an exchange only. Since all products are custom made to order, we cannot accept returns if you change your mind, or if you order the incorrect size. If there is a manufacturing defect, you can request a return.
    Do you ship internationally?
    Yes, we do ship worldwide. Note that the customer is responsible for all taxes and duties upon entering the country.
    Can I cancel/change an order?
    If you'd like to cancel or update an order, contact us immediately. Orders that have not started production will be eligible for cancelation/update. Once an order begins manufacturing, no changes or cancelations will be accepted.