The Ultralight sleeping mat range has a single layer of medium resolution Air Sprung Cells to give you the lightest and smallest packed volume mat without compromising comfort. These mats are ideal when going light and fast is your aim and getting a great night's sleep is essential for the next day's adventure. All Sea to Summit air sleeping mats come with a quality stuff sack, a repair kit containing six self adhesive patches for repairing punctures in the field, and a spare silicone one way valve flap.