The 30D knitted fabric on the surface is skin-friendly and features a moisture-resistant TPU coating to prevent you from getting cold at night with direct contact with wet floors. The 3-inch thick mattress is filled with high resilience foam， which keep you away from hard or wet floors and provide soft and comfortable back support for a restful sleeping experience. Our camping pad used automatic inflation design to free your hands and saves you time. This camping mattress features a high-quality 3D construction to provide you with excellent comfort. Overall Dimension: 75'' x 28'' x 3'' (L x W x H)， Folding Size: 73.5'' x 28''(L x H)， Carry Bag Size: 9.5'' x 9.5'' x 29''(L x W x H). Package includes: 1 x Sleeping Pad， 1 x Carry Bag， 1 x Instruction. Warranty Time: 3-Month. Sponge， Knitted Fabric Imported Request warranty information Your security is our number one concern