... ringMaterialenvironmentally friendly/ Soft pvc / also can be rubber/silicone/metal (Can be iron, alloy, stainless steel, titanium, brass ... luggage tag, photo frame, phone strap, key cap; Silicone: coaster ,wristband, mobile stand, USB cover, dog tag; Metal: badge, coins, ... key chain & Soft PVC 3D transparency key chain Metal key chain with Nickel plating/rubber enamel magnetic metal coins key chain