NeoAir UberLite, Small size, used twice. The lightest air mattress yet, long-awaited by alpinists and thru-hikers alike. The NeoAir UberLite weighs just 340g in the large size. In the small size, it's an ultra-lightweight 170g. Its packed size is also more compact than any previous NeoAir model. It doesn't compromise on comfort either, featuring Triangular Core Matrix construction that creates stable surfaces and effectively insulates. Accessories: Stuff sack, pump sack Small size: 51 x 119 cm, 170g. Thickness: 6.4 cm. Packed size: 15 x 8 cm. R-value: 2.3. No box, no holes.