Sea To Summit mattresses are very comfortable. This model is, thanks to its light materials and single layer construction, also very light and packable. Its insulation is good for 3 to 4 season use. - Women's Long size: 183cm x 64cm x 5cm - Antimicrobial treatment on the inside to prevent the formation of mold - Pump bag integrated in the stuffsack, for quick and easy inflation without having to blow moisture inside the mattress - Pillow Lock hook and loop patches at the head area help keep your Sea to Summit pillow in place - Exkin Platinum fabric reflects heat back towards the person sleeping - Thermolite insulation in the air compartments prevents air from circulating between the cold ground and warm sleeper - Surface fabric: 30 denier, bottom fabric 40 denier nylon - Repair kit included