This convenient and unique air-filled mat quickly inflates using the built-in foam-filled pump. Simply open the pump valve, use foot motion to inflate the mat in 30 second and enjoy a supremely comfortable night's rest!Specifications:- Top Fabric: Lightweight and durable TPU-coated diamond ripstop nylon fabric with an anti-slip surface to help reduce sleeping bag slippage- Botton Fabric: Heavy-duty TPU coated nylon with a non-slip surface- Top quality, super strong valve for quick and easy inflation and deflation- Come with a stuff sack and repair kit- Deflated Size: 72" x 29" (183 x 74 cm) - Inflated Size: 72" x 20" (183 x 51 cm) - Inflated Thickness: 3" (8 cm) - Weight: 1 lb 1 oz (480 g) - R-Value 0.7