... ,OEM service is available 1. Item: custom metal necklace, also supply silicone necklace2. Material: metal (can be zinc alloy, brass, iron, ... Logo imprinted6. Method: 2d or 3d is ok7. Attachment: metal chain9. Process: die-casting, also can be stamping, injection, ... , wrist rest, PVC sole, bar mats, silicone necklace, phone straps, watch wrist,USB cover and so on . custom metal necklace/dolphin necklace