... equipment .6.Tube Matterial:NR &SBR synthetic rubber ,silicone,etc .7.Properties :High tensile synthetic yarn braided or spiraled ,high transparency8. ... Cover :NR&SBR synthetic rubber,red and blue in colors ect.9.Advantage : ... requestWe are the manufacturer specialize in rubber products such as rubber hoses,rubber o rings,rubber stoppers etc for more than 10 ...