Stay warm by reducing heat loss between your body and the ground, and get a good night's sleep with the NAP-PAK Inflatable Sleeping Pad with PrimaLoft Insulation or the ultimate solution for warmth . This small pack size sleeping pad is durable, constructed from ripstop nylon and ultra-light (550g) without compromising comfort and warmth, using air cell baffles to provide a more even distribution of pressure across the mattress for a comfortable night's sleep. Easy to inflate and deflate to adjust for personal comfort Double layer valve, Layer 1. One-way (air in) Layer 2. Drain Ultralight with only 550g and very compact Rolled up and packed away in storage bag (included) Cleaning with a sponge only R-value: 2.4 Weight 550g Size: 190cm x 55cm x 5cm Material Material: Sleeping pad: 20D Nylon ripstop with TPU coating, Valve: TPU, Filling: PrimaLoft® Insulation Picture Gallery