Billabong's lightweight Prism Vest from Adventure collection features a full front zip, mock neck, and insulation made from partially recycled graphene for maximum warmth without the bulk. It's got a durable, water-resistant coating to keep you protected from the elements. Men's insulated vest Mockneck Fits true to size DWR fabric treatment Front full zip closure Chest and zip hand pockets Taffeta lining 100% recycled polyester