A snug, form-fitting head warmer. It's not only a great head-warming piece but a staple accessory in anyone's wardrobe. 100% Turbo Acrylic. Acrylic is hydrophobic....it's also flammable. Resistant to stains and wrinkles 12″ (30 cm) in length Hypoallergenic Unisex style Hand washable Size guide ONE SIZE Inches 17 ¼-18 ½