Columbia Boys Gold 550 TurboDown Hooded Down Jacket Omni-Shield Shadow Ripstop 100% nylon shell fabric. 100% polyester Omni-Heat Reflective lining. 550 Turbodown Insulation combines 100g Omni-Heat thermal insulation with 450 fill power down, for warmth even when wet. Water resistant shell fabric. Attached, adjustable storm hood.