DESIGN & DETAILS: Patent-pending multi-function valve twists over to allow the mat to be rolled tightly without fighting re-inflation as you go Outer fabric of luxurious 30D knit polyester which is soft and warm to the touch Lightweight but luxurious 30D stretch knit fabric is used on the top surface and each mat is embossed with a non-slip grip print Camping luxury has a new look and feel with the comfort Plus(TM) self inflating sleeping mat A plush, 3-inch thick, light and easy to use option for anyone looking for maximum comfort TECHNOLOGY: Utilizes Delta Core(TM) technology, which decreases bulk and weight while still offering great support and packability PillowLock(TM) included preventing your Sea to Summit Aeros(TM) Pillow from slipping