... breaking strength: 2. 0LBS/15LBS/20LBS/25LBS/30LBS itemHigh quality and low price tautness platematerialNR, SBR, BR, IR, CR, IIR, NBR ... your design or samplecolorIn any color.originChina(mainland)brandPetrel rubber and plasticcharacteristicHarmless, nontoxic, non-radiation, high flexibility, comfortable, sound ... Free sample will be sent on requirements High quality and low price tautness plate