Stretch Fabric: Sport Flex technology moves with your body for maximum flexibility Moisture Wicking: Sweat and water resistant moisture wicking fabric pulls moisture away from your body keeping you cool all day Quick Dry: Along with it's moisture wicking properties, this fabric allows for moisture to be pulled to the fabric's surface to easily evaporte UV 15 Protection: Special tight knit thread protects your skin against the sun's harmful UV rays Machine Washable: Easy machine washing on cold with like colors. Color: yellow