1.They are inspected by SGS rigorous testing 2.any color&size is available 3.food&medical material 4.Nontoxic and harmless heat resistant High Pressure silicon hose Features1.Material: Special Silicone Rubber Material2.Color: Semi-transparent or customized as international pantone color3.Shore Durometer A: 40A~70A4.Size: as per the following normal specification or customized5.Tolerance: +/-0. ...