... ,FDA approved 4.Flexible,Du sell Silicone Tubing / Silicone rubber tube.1. Material: 100% silicone rubber, non-toxic2. Quality--ISO standard ... resistance, arc treatment, corona-resistant handle. Additional information Silicone hoses are used in multiple industrial uses. These tubes are ... or ODM order are welcomed. Features 1. Material: FDA Silicone hose.2. Hardness: 30 to 90 shore A, tolerance ...