Burton Boy's Amped Jacket Membrane: 100% Polyurethane, Shell: 100% Nylon; Taffeta - 100% Nylon; Tricot: 100% Polyester Imported Room-To-Grow System WATERPROOFING: DRYRIDE Durashell 2-Layer Fabric [10,000MM, 5,000G] WARMTH: mapped with Thermacore Insulation [100G Body and Sleeves / 80G Hood and Collar] and Taffeta Lining Critically Taped Seams Fulltime Drop Down, Helmet-Friendly Hood with Expandable Hood Gaiter