... many various style of the protector (case) for Ipad,Iphone and other mobile phone. ZTX's rubber workshop :( Please note we have ... workshop, rubber workshop and mold/tooling workshop under group, MaterialSilicone or rubber (NR, SBR, NBR, EPDM, CSM, CR, HNBR, VITON, AFLAS ... Can be ±5 shore A, for some special products, can reach ±3 shore AColor For rubber, usually black, for silicone, can be in any ...