4.2 oz., 32 singles; 52% airlume combed and ringspun cotton, 48% polyester; Athletic Heather, Black Heather: 90% Airlume combed ringspun cotton, 10% polyester; Pre-shrunk; Retail fit; Ribbed cuffs; Side-seamed; Tear away label ; Sustainably produced; WRAP certified and FLA participating company; Bella Canvas uses sustainable manufacturing processes with blue sign certified dyes, efficient dye houses that adhere to the state of California’s EPA regulations around waste water treatment and usage,