1.FDA ,SGS,Rosh ,ISO9001 grade 2.Silicone rubber with standard characteristics 3.Non-toxic and Environmental protection Product ... jointing, bending etc. 1.High quality silicone material2. Food grade silicone are safety ,heat resistant, leakproof and durable3.The products ... of food grade silicone tube approved by FDA ,SGS,Rosh 4.The ...