Spyder Leader Jacket Mens Water Resistance: Waterproof--Treated fabrics and specially designed zippers, closures, and seams completely seal out water and rain. Insulation: Thinsulate--A high-density insulation that retains heat without the bulk. Breathable--Allows moisture inside the garment to escape and evaporate. Promotes air flow. Zippered Pockets--Secure storage for valuables. Outer Pockets: 4 Pockets--Space for hand warming and storage.