4.2 oz., 100% Airlume combed and ring-spun cotton jersey, 32 singles; Heather Colors: 52% Airlume combed and ring-spun cotton, 48% poly; Athletic Heather: 90% Airlume combed and ring-spun cotton, 10% poly; Sideseamed; Tear-away label; 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, and cutting facilities in Los Angeles that run on partial sola