LIGHTWEIGHT & COMPACT : Weight: 470g. The storage size in the bag: 26 ¡Á 10cm, while dimension of the mattress (inflated): 185 ¡Á 54 ¡Á 3 cm(Length*Width*Thickness). It can be folded into a compact and portable packsack, and taken to anywhere for campin COMFORTABLE & BUILT-IN PILLOW: Very comfortable to use as a camping air pad. The inflatable built-in pillow features perfectly designed for the curve of the back side of head. INNOVATIVE DESIGN: Made from durable and soft ripstop nylon fabric, the new technologic design "Egg-tray construction" will provide you with a much more comfortable night's sleep during the camping trip. Built-in Pillow Design is omfortable to use as EASY TO INFLATE IN 12 BREATHS: Mouth inflation incredibly requires only 8-12 full breaths. Deflation only in seconds. SOFT AND COMFORTABLE TOUCH: Ergonomics, best fit to your body. Surface: 20D Nylon Fabric+Middle: TPU(Good Elasticity & Seals)+Bottom: 20D Nylon Fabric + PAT (Patented Valve). Our camping mat gives the significant increase in comfort and warmth.