... 2.Material: 190T polyester+PVC coating 3.Function:outdoor use self-inflating cushionsize:40*30*3cmcolour:bluesponge , durable quality ,reasonable ... 3cmValve: PlasticPacking Size:50*32*31cm,40pcs/ctnFeatures:1.Self-inflating seat cushion is been sitting more comfortably in your car ... carry pouch.5. Includes 2 elastic holders for rolled up seat cushion when deflated.6.material, size, colour, and packing ...