The Whitefish Hat was named after Montana's deep winter cold. 100% polyester warmth protects your head, upper neck, and ears, plus a stowable face mask is easy to unleash when the weather gets real nasty.. . . . This product will be shipped directly from Outdoor Research and will leave their warehouse in 2-3 business days. Eligible for UPS ground shipping only.. . . . . Waterproof. Windproof. Breathable. Updated to bluesign approved and Recycled. High Pile Lining. Stowable Facemask. Foldable Brim. Convertible. FABRIC: bluesign approved 56% Recycled Pet 44% Polyester Shell, 100% Polyester Lining, 63% Nylon, 23% Polyester, 14% Spandex Face Mask. WEIGHT: 3.4 oz/97 g. Imported.