100% eXtreme microfiber cationic colorfast polyester with moisture-management fibersSlim fit silhouette3 1/2″ contrasting side insertThis product meets the following Sustainable Style subcategory:Socially Conscious Manufacturing: This product was made in a facility that has submitted assessment using Higg FEM, Higg FSLM, and Higg BRM and has implemented Level 2 or above practices, made in a facility that is WRAP certified and has partnered with or is accredited by the Fair Labor Association.