Therm-a-Rest NeoAir Venture WV Mattress Medium Warm: WaveCore construction provides twice the warmth of uninsulated air mattresses Compact: Eliminates bulky fill materials to pack small and save room in your pack Comfortable: Two Inch (5 cm) of loft and horizontal baffles provide maximum stability Durable: Tough, 75D polyester and proven air-tight coatings deliver reliable long-term performance Stuff sack included