Item no: ES-IM-108 -Spec: SIZE: 188*55*2.5CM Material: Polyester/PU/PVC Color: Black & Navy & Green... -Packing:Carrying bag 9PCs/CTN; N/G.W:11/13KGS *Mat filled with sponge ,can be rolled up,withstand the air,then screw down the valve.Put it in a carrying bag,it is easy to carry.