12 oz./yd., (US), 20 oz./L yd (CA), 99/1 combed ring-spun cotton/spandex. Retail fit. Chest pockets with button flap closure. 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.