... product has advatages of light in weight, flexible, durable and no-leakage. It has tested by Shaanxi Rubber Product Quality Control Center ... anti-wear rubber strip. It has advantages of lightweight, soft, no-leakage, and small size when storing. The hose is suitable for ... of heat preservation, heat & cold resistance, anti-friction, no agglomerate, no powder, etc.. Cover it is made by coating nylon with ...