180s Mens & Womens Unisex Bluetooth Ear Warmer, Black Shell: 97% Polyester/3% Spandex; Insulation: 100% Polyester; Lining: 100% Polyester; Binding: 90% Nylon/10% Spandex Imported Hand Wash Fully adjustable to fit any head size Soft thermal fleece lining keeps ears warm in any cold weather activity