Experience ultimate comfort and lower back support so you can stick it out through the longest days on the water with the Xtreme Gear Back Brace. Featuring a back panel crossover design that ensures optimal support, each brace is equipped with a heavy-duty elasticized double-pull mechanism that allows easy compression adjustment. Crafted with quality materials, this pliable back brace features 100% polyester exterior, synthetic rubber core, and a soft polyester interior with stretchable straps constructed out of polyester and spandex for a snug fit. Fish longer and with confidence throughout the day wearing the Xtreme Gear Back Brace, a key component to your performance apparel that provides a competitive edge. - Outside: 100% polyester- Middle: 100% synthetic rubber- Interior: 100% polyester- Straps: 85% polyester and 15% spandex