plastic drain hose 1. plasitc pipe 2. flexibility 3.best price,factory outlet ... colorsFeature:Material: PVC, PEWorking Temperature: -40 to 120 centigradeAppearance:corrugated hose with smooth cover. distance average between each ripple. no flaw ... : widely used in household, factory, agriculture and medical care as inlet hose, drain hose, outlet hose, cable sleeve, etc.