Our rash guards are made from heavy duty lycra to protect your skin during no gi training and competition. Allows moisture to pass through rather than soak up like a t-shirt. Available in 4 styles in both long and short sleeve. Heavy elastic at the waist keeps it from riding up on your stomach. Cut long to make it easy to tuck in. Flat stitching to prevent irritation. Can also be used under your gi to help protect your skin. This is a must have for serious MMA and Jiu-Jitsu no gi Grappling training.