Solid Colors: 4.2 oz., 100% Airlume combed and ring-spun cotton, 32 singles; Heather CVC/Blend Colors: 52% Airlume combed and ring-spun cotton, 48% polyester; Prism Colors: 99% Airlume combed and ring-spun cotton, 1% polyester; Athletic & Black Heather: 90% Airlume combed and ring-spun cotton, 10% polyester; Unisex sizing; retail fit; Fitted at bicep; shoulder taping; Sideseamed; Tear-away label