Baleaf Men's Splice Jammer Racing Swimsuit 80% Nylon / 20% Spandex Four-Way Stretch technology providing a body-hugging fit, great shape retention and soft comfort. Lightweight,quick-dry and chlorine resistant fabric resists sagging, fading and snagging Front gusset enhances support and flat seams reduce irritation caused by chafing Compression spandex construction provides optimum muscle support, helping reduce fatigue and extend endurance Inner drawchord at waist for secure fit, sun protective fabric protects your skin from harmful UV Rays