Sea to Summit Comfort Deluxe Self Inflating Sleeping Mat30D Polyester with an anti slip print BEST USE: Car Camping, Winter Camping, as a spare bed at home. User Height: 6' or shorter COMFORT: Delta Core foam technology and 4" of support offer a deluxe sleep experience EASY TO INFLATE: Quick and easy inflation, deflation and adjustment made possible by the patent pending Multi Function Valve and supplied Airstream Pump stuff sack. MATERIALS: 30D Polyester knit fabric with an anti slip print