Exped ULTRA Mummy Mat
The Exped ULTRA Mummy Mat that comes in two R ratings: 3R is ideal for three season use, spring, summer and fall and 5R which is good for 4 seasons. It's made of lightweight, recycled 20 D ripstop face fabric. Extremely compact and can pack down to roughly the size of a 1L water bottle. Comes with an EXPED's Schnozzel Pumpbag making inflation, quick and effortless.