Therm-A-Rest ProLite

The lightest, most compact mattress ever. Engineered for 3-season backpacking, mountaineering, and bike camping.

Regular:
R-Value: 2.2
Weight: 1 lb / 460g
Width: 20 in / 51 cm
Length: 72 in / 183 cm
Thickness: 1 in / 2.5 cm