... / silicon mobile phone cover. MP3 cover/ silicon necklace/metal necklace/ metal earrings/metal hanger/metal bag hooksMaterial: Silicon or Rubber/metalMethod: embossed/recessed/ silkscreened ... cap; Silicone: coaster ,wristband, mobile stand, USB cover, dog tag; Metal: badge, coins, opener, lapel pin, key chain, cufflink, dog tag ...