The comfort plus self-inflating sleeping mat is pure camping luxury. This is a plush, three-inch thick, lightweight and easy-to-use option for anyone looking for maximum comfort. Delta core technology reduces foam weight and bulk without compromising comfort. A lightweight yet luxurious 30d stretch knit fabric is used on the top and each pad is embossed with a non-slip grip print to prevent the mat from slipping. Three inch thick foam rubber and knitted polyester fabric on the top provides an incredibly comfortable night's sleep. Delta coring removes over 40 of the foam to reduce weight and bulk, without compromising durability. Woven 30d polyester fabric has been chosen for its light weight and strength. Silicone print prevents your sleeping pad from sliding on the tent floor. Flip-over multi-function valve for quick and easy inflation, deflation and fine adjustment of air pressure. The pillowlock system prevents your sea to summit aeros pillow from slipping.