... ; 3. free sample; 4. custom design are welcome. fashion phone strap, mobile phone key chains, metal key chains, alloy key chians, key rings ... . Material: znic alloy, brass, stainless steel, iron, pewter, aluminum, acrylic, soft pvc etc.2. Size: various sizes and thickness availble3. Process ... .5. Fast delivery time, OEM orders welcome6. free sample. fashion phone strap