These best-selling resort ski pants are always in style. They’re known for their legendary performance. Our Helly Tech® Performance technology makes them waterproof/breathable, while 2-way stretch fabric gives you freedom of movement. We combined PrimaLoft® insulation and thigh ventilation zippers, so you can retain warmth or release heat based on conditions. Helly tech performance - highly waterproof and extra breathable. Two layer fabric construction ensures both waterproofness and breathability. Expanded insulation across the entire pant. Fully seam sealed for complete water tightness.