Fully insulated, waterproof, windproof, breathable, long-gauntlet chassis for extreme conditions 3MÖ ThinsulateÖ insulation for maximum warmth performance without the bulk; 250 grams in top hand and thumb, 150 grams in palm for extreme conditions Waterproof, breathable HiporaÖ membrane liner provides ultimate barrier against water, snow, and wind Waterproof ClarinoÖ palm for durability and grip Adjustable wrist and cuff Strategically-placed 3MÖ ScotchliteÖ retro-reflective graphics. MITTEN S20W PIVOT BK MD