Experience unparalleled comfort under the stars with the Therm-a-Rest MondoKing 3D self-inflating sleeping pad. Tired of sacrificing coziness for packability? This ultra-plush mattress delivers 4.25 inches of luxurious loft and an impressive 7.0 R-value, making it the warmest self-inflating mattress for winter camping adventures while providing year-round warmth and support.
Harnessing innovative StrataCore™ construction, the pad features alternating ridges of air and thermal foam for an exceptional warmth-to-weight ratio that compresses surprisingly small—perfect for car campers or backpackers needing reliable gear that packs smaller than standard pads. Wake up refreshed on the supple 50D polyester knit top fabric, designed for breathability and a next-to-skin soft feel, while vertical sidewalls maximize your sleep surface area.
The game-changing TwinLock™ valve inflates your pad three times faster and deflates it five times quicker than traditional valves—no more exhausting lung power! Includes a convenient pump/stuff sack for effortless setup anywhere. Whether you’re car camping in alpine snow or backpacking through shoulder seasons, this Made-in-USA pad (Large or XXLarge in Marine Blue) ensures stable, royal comfort mile after mile. Experience why serious adventurers choose MondoKing 3D for truly restful sleep outdoors—camp like royalty without compromising on warmth or space savings.
