1.ID:15-50MM 2.Double-Wall EVA Hose 3.double protect 4.Application:ironing machine,gas pipe line,drain-pipe... Inner Diameter:15mm-50mmMaterial:EVA,PE,PPStructure:double layer/wall 1.ID:15-50MM2.Double-Wall EVA Hose 3.double protect4.Application:ironing machine,gas pipe line,drain-pipe... Double wall EVA Blow Molding Hose