Winter Snow Jacket. Insulated 2-Layer, 20k waterproof protection You can ride out the coldest days in the men's Burton Reserve 2L Insulated Jacket. Our high-performance, two-layer, waterproof, breathable construction with fully-taped seams and insulation throughout keeps you focused on the fun through cold lift rides and stormy weather. A full package of rider-designed features gives you the venting and adjustment plus a functional mix of pockets for hassle-free days on the mountain.