Light and packable for minimalist fast hikes, the Ultralight Self-Inflating mats come in at 1 inch thick with the large size weighing just over 1 pound. Sea to Summit keep the weight down by using a 30-D polyester and our Delta Core-V™ vertical coring which keeps body contact areas warmer while still offering great support and packability.

- Utilizes Delta Core-V™ technology, which keeps body contact areas warmer while still offering great support and pack-ability.
- Multi-function, patent-pending multi-function valve twists over to allow the mat to be rolled tightly without fighting re-inflation as you go.
- At 1 inch thick and an equivalent R-Value of 2.6 .
- Silicone print prevents the sleeping bag slipping on the mat, or the mat slipping on the tent floor.