- Extra-thick and extra-warm 4-inch air mattress provides a plush, women’s-specific sleeping surface for winter (6.3 R-Value) backpacking and camping
- Single-layer Air Sprung Cell construction mimics a spring mattress; women’s pad cut is narrower at the shoulders and wider around the hips and knees
- Multi-function valve for fast inflation in just a few breaths (using integrated Airstream Pumpsack), one-way deflation for quick packup, and fine-tuning of air pressure
- Insulated pad features high-loft fiberfill and reflective fabric, to prevent heat loss and radiate heat back during sleep; non-slip 30D/40D nylon face fabric is durable and quiet
- Large size measures 72 x 25 x 4 inches, packs to 7.3 x 11 inches, weighs 1.9 pounds; includes stuff sack, field repair kit, and PillowLock patches for securing a Sea to Summit pillow to mat
