1.SGS,for all machines 2.SR,EPDM,SBR,CR,NBR,FPM etc. 3.UV,FR,oil proof,shock proof etc. 4.ODM,OEM,make as your drawing Rubber Handle, Silicone rubber case,Rubber Grip,Silicone Cover,Silicone case,Silicone Skin,Silicone HandleFeatures:1) made from 100% silicone rubber;2) high quality, wearable, water-fast, good for anti-slip;3) Easy to fit the equipment handles. Like bicycle, sports machines, etc. ...