The Alps Mountaineering Featherlite 4S Insulated Air Mattress features PrimaLoft® silver insulation so you can stay comfy outdoors year round. With a built-in pump for easy inflation and a small pack size you can be sure to bring it along the next time you head out. Stuff sack and repair kit included.Read more
A brand of patented synthetic microfiber thermal insulation material that was developed for the United States Army in the 1980s. PrimaLoft synthetic insulations are used in the outdoor market in outerwear, gloves, sleeping bags, and footwear. It is also used as a down alternative in the home furnishings and bedding market in pillows, comforters, and mattress toppers.