The Thermarest ProLite Plus is one of the the lightest, most compact 4-season self-inflating mattress on the market.

The ProLite Plus is Thermarest’s warmest ultralight self-inflating mattress. It is 20% warmer than the original ProLite 4. Featuring die-cut foam to eliminate excess weight and to rolls up compact.

Grip-Dot bottom and textured top surface keep the mattress where you want it while you sleep. Streamlined shape saves weight and rolls up super small.

Engineered for 4-season mountaineering, ski touring, and backpacking.

Short:
Weight: 1 lb 1 oz
Rolled Size: 11" x 4"
Inflated Size: 20" x 47" x 1.5"
R Value: 3.8

Regular:
Weight: 1 lb 8 oz
Rolled Size: 11" x 4"
Inflated Size: 20" x 72" x 1.5"
R Value: 3.8