nylon
Easy to compress and pack in your backpack
Ultralight Sleeping Pad keeps your backpack light on the trail
Snap 2 pads of any length together to make a double mattress
Ultrathick pad (3.5-4.5 inches) keeps you more comfortable and keeps your hips off the ground
Quickly inflate your ultralight sleeping pad and keep condensation out with the included pump sack
Outdoor Vitals Ultralight Sleeping Pad Inflatable - Compact and Lightweight For Backpacking Quick Inflate Dry Bag Included Insulated and Non-insulated Models Available - B071GMKLHS