90% polyester/10% spandex short sleeve compression t-shirt. Dry wicking, anti-microbial capabilities that prevent the increase of bacteria and keep clothes odor free. StretchFlex™ technology provides comfort, freedom of movement and lasting recovery. Tonal flatlock stitching at sides and underarms. Tonal flatlock stitching at armholes and shoulders. Double-needle stitched bottom hem. Adult: 2XL