Made for comfortable camping in colder conditions, the Sea To Summit Ether Light XT Insulated Mat is a 10cm thick mat with an incredibly low weight.It uses lightweight 30/40D Nylon fabric over Exkin Platinum and THERMOLITE insulation, with 'loop baffle' Air Sprung Cell construction. This creates large pockets of air that require less fabric overall, so the mat is thick and insulating, perfect for side sleepers - its extra height lets your hips sink deeper into it without touching the ground._Lightweight, quiet and grippy 30/40D Nylon fabricSelf-adhesive repair patches includedExkin Platinum and THERMOLITE for insulationAir Sprung Cells for a more comfortable sleepUltra-Fresh anti-microbial treatment to the TPUPillow Lock for Aeros pillow (sold seperately)Multi-functional, high flow-rate valveExkin Platinum fabric is very lightweight, quiet non-woven fabric, which reflects radiant heat loss back to the user.THERMOLITE HL-1 high loft insulation uses a unique 3D crimp of hollow-core and solid fibres, for excellent lightweight warmth with superior durability.Thickness: 10cmSize: 183 x 55cmRolled Size: Ø11 x 24cmR Value: 3.2