You will be ready and well protected for a day on the slopes in Boulder Gear Marvel II Insulated Ski Bibs. BGTech+ technology has a 20K waterproof/breathability rating with critically taped seams will keep you dry on snowy, wet days. The Marvel II bibs have 40g of synthetic insulation that will keep you warm, and cuffs will keep the snow out. TechFlex stretch shell fabric, a soft stretch lining with a lower back stretch insert, provide excellent mobility and comfort as you zipper line your way through the moguls like a pro.