Air Lite Sleep Mat40D Nylon ripstop with TPU coating main fabric 60gm m2 Microfibre insulation to top of mat Easy and fast inflation using included air pump bag Pump bag prevents damp air build up inside mat to maximise mat warmth 5cm thick air cells once inflated for comfort Easy and fast inflation using included air pump bag Fits inside Trekmates Bivis L188cm, W58cm, D5cm Packed size: Height 25cm x Diameter 14cm