【3.9" Thick for MAX Comfort】With this plush support, the sleeping mat can become the thickest sleeping mat. With so much padding keeping you off the ground, it can provide a true 4-season mat with an estimated R-value of 4. You will enjoy luxurious comfort that prevents the cold, uneven ground beneath you from disturbing a good night's sleep. 【Premium Material & Strong Support】Made of thick 40D nylon and TPU composite material, this inflatable rolling mat is waterproof, puncture-resistant and anti-ripstop. With the special internal I-beam structure and thermoformed sealed edges, it can bear a weight up to 440lb/200kg, giving you durability during every adventurous camping night. 【Designed for High Quality Demand】Our sleeping mat is the largest stronger support on the market that provides the greatest support for your body when you sleep or sitting. Suitable for overweight people and various sleeping positions, especially lying on the side. 【Quick Inflation & Deflation】Simply step on your foot to inflate, which allows you to inflate your camping sleeping pad within just 2 minutes and also avoids introducing moisture into the interior by blowing with your mouth. And the deflation valve has a double-decked design with a multifunctional one used for quick deflation. 【Portable for Multiple Occasions】Weighing only 22.4lb/1.1kg, the inflatable sleeping pad supports its great portability so that you can take it wherever you go. It is compact when folded for easy storage, making it perfect for multiple occasions, such as hiking, backpacking, camping and traveling... 【Sleep Well All Night Long】With a soft pillow on top, the sleeping pad shares the pressure on your neck to make you feel comfortable and Sleep well all night. Stay energized and enjoy your hike or backpacking the next day.