12 oz., 99% combed rings pun cotton, 1% spandex. Features classic denim styling, chest pockets with button flap closure, retail fit and unisex sizing. Threadfast is a proud member of the Better Cotton Initiative (BCI). Cotton products from Threadfast support more sustainable cotton farming. Better Cotton is sourced via a system of mass balance. Every Threadfast product contributes to the Plant with Threadfast program.