pin button badge material:tin size:2.5,3 ... full color printing design high quality,with different pin back pin button badge,pin badge,lapel pin1. material:tin/plastic2. size:20mm, ... 25mm, 30mm, 35mm, 40mm, 45mm, 50mm, 70mm,140mm3. full color printing design4. with different pin ... packing6. low quantity acceptable, high quality, fast delivery pin button badge