This thickness is enough to make for great sleeping comfort and you really do feel the difference in comparison to more minimalistic mattresses. - R value 3.1 (best suited for three season use) - Luxurious size: 195 x 63 cm (you know, luxurious in the backwoods kind of way) - Easy to pack: the stuffsack has some adjusting room - Compression straps included The product video demonstrates a smaller size of this mattress. The features and materials, however, apply to this mattress.