metal bike bell ISO9001 and CE our own factory OEM is ok 100% Brand New  Material: plastic rubber Dome diameter: 90mmCap color:Many colors for your choice Imprint: Depend on client artworkPackage: 1pc/opp, 400pcs/ctnCarton size: 46*32*26cmN.W./G.W.: 9.5kgs/10.5kgsMOQ:5000pcs