100% acrylic exterior, 100% polyester sherpa liningHeather Charcoal is 50/50 polyester/acrylic exterior, 100% polyester liningHeather Grey is 62/38acrylic/polyesterexterior, 100% polyester liningThis product meets the following Sustainable Style subcategory:Socially Conscious Manufacturing: This product was made in a facility that utilizes the Higg Index and has implemented Level 2 practices or above and was made in a facility that is WRAP certified.