"The Arctic Shield Hydrovore Jacket is designed with a waterproof polyester outer shell and spandex rip stop fabric providing a 4-way stretch. This jacket is WATERPROOF, windproof, breathable, and lightweight, and features an attached three piece hood with front adjustments; a high collar to keep wind and rain out; a chin guard; a full length zipper with inner storm flap; wrist cuffs with adjustable tabs; zippered hand warmer pockets; dovetail rear; and an adjustable draw cord waist. This rain jacket uses the Retain Active technology that provides 20% more warmth, in an extremely thin, breathable, lightweight material, allowing you to move freely. Pair up this jacket with the Heat Echo Hydrovore pant to keep you dry and comfortable during your next outdoor adventure. Arctic Shield Retain Active utilizes Nano-sized metallic technology which efficiently retains body heat by providing thermal insulation making this product warm, yet extremely thin, providing agility to move freely.