100% polyester. Waterproof breathable performance. Fully waterproof taped seams . Durable dobby fabric. Longer length keeps out drafts. Sherpa fleece back panel, collar/neck and cuff lining for extra warmth. Quilted attached insulation. Dual front flap pockets and zip-secure side-entry pockets. Interior zip-secure media/storage pocket. Dual flap chest pockets. Fully insulated hood.