The Therm-A-Rest Neo Air XLite Air Mattress is an incredibly high performance compact & ultralight mattress that offers exceptional warmth-to-weight ratio making it ideal for hikers climbers & explorers The Neo Air XLite offers astounding warmth-to-weight ratio thanks to its Therma Capture reflective layers & the Triangular Core Matrix construction works to minimise heat loss thanks to its two stacked layers of triangular baffles & at the same time offers an unrivalled level of stability & comfort The Neo Air XLite is made from low-bulk materials making mattress the most compact Neo Air mattress ever & durable fabrics & a tapered design make this Neo Air mattress almost 15 lighter than the original Please note that the bottle shown in image is for demonstration purpose & similar are available separately