... We can make various kinds of Rubber sleeve according to your design. 2. make of Rubber,silicone ,also can add metal parts ... , coefficient and elastical, UV resistant, waterproof, heat and noise insulation, moisture proof, shock absorbing, high absorbing resistant, ageing resistantCertificationISO9001TransportationshippingPortXiamenPayment ... free sample will be sent on your requirements Rubber tube