flexible tube 4mm to 50mm W.P.: 1 to 2Bar Lightweight Qualified foodstuff grade PVC synthesis flexible tubeSize: 4mm to 50mm W.P.: 1 to 2Bar Lightweight ,qualified foodstuff grade PVC synthesis material. Clear and transparent hose body, soft and elastic. No toxic and good quality Widely applied to the lines of industry, agriculture, project, fishery, aquatics.