What Our Gearhead(R) Experts Are Saying:"I always keep the Flex 1. 5R pad in my kit-it's just too useful not to. Whether I'm using it solo on summer trips or under my inflatable pad for extra insulation and durability, it's light, folds fast, and never fails. Also works great as a seat pad on the fly."Sometimes the simplest gear is the most essential. The Flex 1. 5R Sleeping Pad delivers go-anywhere versatility in a lightweight, closed-cell foam design that's ready for ultralight backpacking, emergency backups, or pairing with air mats for extra warmth and protection. It folds up quickly, lays flat instantly, and won't fail no matter how rough the ground gets. Crafted from high-quality IXPE foam that meets Oeko-Tex(R) 100 standards, this mat balances eco-conscious durability with backcountry practicality. With an R-value of 1. 5 and temp rating down to 41degF, it's a smart solution for warm-weather overnights or as a base layer to boost the performance of your inflatable pad setup.