The Unisex Choko Invader nylon jacket has an outer shell made of waterproof, breathable 400 denier SUPPRATECH rugged oxford with a Teflon protective finish, technically coated for a softer feel. The lining is made of Composite insulation special Tricot combined with DuPont Thermolite and "Ultra Soft" polyfill makes for a warm insulation. This jacket has an adjustable wind guard cummerbund, dual storm flap protection, fleece lined adjustable collar, zippered underarm vents, zippered outer shell pockets lined with brushed cotton for warmth and waterproofed for durability.