- Synthetic
- Delta-core technology to minimize the sleeping mat's weight and bulk yet maximize warmth and comfort
- Multi-Functional valve. High flow rate for easy self-inflation; one way deflation mode prevents red-inflating while packing up
- 30D stretch knit polyester fabric top allows the mattress to conform to your body for extra soft comfortable feel
- R value of 4.1 - sufficient for colder-weather camping and backpacking
- Anti-slip silicone print on top and bottom helps keep your sleeping mat in place