JB's C of C Graphene Puffer Jacket (3AGJ)Details Urban fit Polyester stretch shell fabric laminated with tricot and membrane Graphene infused coating enhances the linings warmth retention, providing superior insulation, heat regulation, and all day comfort in cold conditions. Waterproof rating 3,000mm Fully padded in soft polyfill Internal stretch sleeve cuff Side pockets with zip closure Brushed fleece pocket bag to keep hands warm Embroidery access at front placket Complies with Standard