cool cushion Material: surface: environmental protection PVC composite special fabrics (waterproof treatment) Material: surface: environmental protection PVC composite special fabrics (waterproof treatment)filler: a specific high-tech nanometer ice-pad material Product Size: 15*25cm,20*35cm,25*35cm,30*35cm,30*40cm ,40cm*45cm,90*90cm, 90*140cm,ect.Product Name: summer cool cushion Material: ...