- Iso-Chill fabric helps dissipate body heat, so it's cool to the touch - 4-way stretch material for better movement in every direction - Sweat-wicking fabric dries quickly - UPF 50+ protects your skin from the sun's harmful rays - Durable woven collar and hidden placket with 2 buttons - Shaped hem - Odor control technology minimizes odours - Snug: A streamlined fit that isn't too tight or too loose. - Material: 88% nylon, 12% elastane - Collar: 100% polyester