Ideal for mountaineering and backpacking trips. Die-cut open-cell foam for rapid inflation/deflation, excellent insulation and extra comfort on rogh or uneven surfaces. Top Fabric: lightweight and durable, TPU-coated diamond ripstop nylon fabric with an anti-slip surface to help reduce sleeping bag slippage. Bottom fabric: heavy duty TPU coated nylon with a non slip surface. Top quality, super strong brass valve for quick and easy inflation and deflation. Will not break in sub zero weather. comes with a stuffsack and repair kit.