FlexMat is a rapidly deployable, lightweight and versatile closed-cell foam mat. It can be used as a minimalist mat for 3-seasons or in tandem with an air-filled sleeping pad, adding ground-side durability and insulation. The folding form is quick to open and has ample flex when the mat is packed back up to ensure a tidy load when attached to a backpack, bike or kayak. Features Rapidly deployable Incredibly lightweight, quick & easy to unfold and set up. Eco-friendly Made from high-quality, eco-friendly IXPE foam. Added warmth & durability Provides puncture protection and increased thermal performance when layered underneath an inflatable sleeping pad. Minimal design Makes for a great minimalist or entry-level sleeping mat. R-Value 1.7 Temperature 50 AdegF Dimensions M: 72 x 20.5 x 0.7 inLW: 77.6 x 25.6 x 0.7 in Weight M: 12 ozLW: 16.4 oz Packed M: 20.5 x 5.1 x 4.3 inLW: 25.6 x 5.5 x 4.7 in Closed-cell IXPE foam, DWR free