The Therm-A-Rest® ProLite Mattresses are the world's lightest, and most compact mattress.

• Innovative new foam and fabrics reduce weight by up to 25%.

• Optimal die-cutting and tapered mattress shape allow for smallest roll size ever.

• Grip-dot bottom keeps mattresses from slipping

Prolite 4^TM :
The lightest, most compact 4-season mattress.
Uses: Great for mountaineering, winter camping, backpacking, and multi-day adventures.

• Ultralight: Innovative new materials reduce weight by 25%.

• Compact: Tapered ergonomic design rolls up super-small.

• Nonslip: Grip-Dot bottom keeps mattress from slipping.

• Weight: 1 lb. 8oz.

• Thickness: 1.5 inch/3.8cm.
• R-Value: 3.2