Durable This waterproof ski jacket is made of new high quality polyester material,which is waterproof, windproof, durable and stain repellent. Windproof Special high-density fabric and coating, film composite process to obstruct the air intrusion effectively and works well on windproof. Warm & Insulating Lined with high-grade soft comfortable velveteen, of three-layered fabric that helps lock in body temperature, keeping you warm in cool winter; high abrasion & tear resistant fabric not easy to wear.