1,good tensility&elasticity. 2,wear&tear resistant. 3,good sealing. Rubber suction cup: Name Rubber suction cup MaterialNR,SILICONE,EPDM,SBR,NBR,CR,BR,IIR etc SizeAs your requirement AdvantageAbundant experience,high quality but competitive price ColorAll colors are available Hardness30-80shore A ApplicationMainly used in sealing and shockproof Unit priceDepand on the details of drawing or ...