X31 Sports

Headquarters

Unknown, US

X31 Sports makes men's and women's performance and recovery sports apparel and gear that meet the needs of all levels of athletes. Whether for Athleisure, Triathlons, Marathons or working out, our superior blends of materials, cuts and designs will keep you cool, dry and comfortable.

• Endorphin Running Company, LLCEndorphin Running Company, LLC designs and manufactures high-performance running belts, hydration flasks, and accessories. Built by athletes for athletes, the company focuses on no-bounce, lightweight gear for endurance sports.POTTSTOWN, PA
• AK
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• Yarrington Mills CorporationYarrington Mills Corporation is a leading manufacturer of performance textiles for athletic apparel, cheer and dance, as well as jackets, band uniforms, and career apparel. The company provides a one-stop shop for knit fabrics, rib trims, braids, collars, cords, and elastics, simplifying color coordination and sourcing for sports apparel.HATBORO, PA
• LACEUP ATHLETICSLaceUp Athletics designs and sells innovative weighted fitness gear, including LYCRA® compression sleeves, sport-specific training laces, and weighted vests, to enhance performance, recovery, and muscle activation for athletes and fitness enthusiasts.MALVERN, PA