Boasting an unrivaled warmth-to-weight ratio, the Apex is the pinnacle of light and stable self-inflating sleeping pad comfort.

The newest addition to our tried-and-true ProLite family adds warmth and thickness without adding additional weight.

The lightweight Apex offers year-round warmth and comfort thanks to its unique StrataCore construction.

The 5cm thick mattress ensures that you stay comfy during your backcountry backpacking and camping adventures.

Stuff sack included.

Weight: 850g

StrataCore Construction: Yielding the best warmth-to-weight ratio of any self-inflating mattress, StrataCore uses a continuous layer of thermal foam nestled between alternating ridges of air and foam.
Lightweight Year-Round Comfort: The best warmth-to-weight ratio of any self-inflating mattress.
Comfy Self-inflating Foam: Expanding foam core self-inflates; top off with air for personalized firmness on 2 in (5 cm) of StrataCore loft.
Easily Fits In Your Pack: Packs down small to easily find a place in your pack during fast and light adventures.

Therm-A-Rest ProLite Apex Self Inflating Sleeping Pad - Original Valve