100 Sets Metal Blank Badge Personalized Brooches Cabochon Backpack Clothes Lapel Pin Parts for Button Maker Machine DIY Crafts Materials blank badge100% brand new and high qualityFeatures:Parts for making quality pin-back buttons. Lightweight, rustless, anti-corrosion, durableSmooth , easy to print pattern.Backs with pins inserted, easy to use.Included: 100 metal circle badge button shells. 100 circle pin backs. 100 pieces mylar. Perfect for DIY custom pin buttons, create unique homemade buttons. Perfect for name tags, business events, school events, appreciation days, holiday gifts, tourist souvenirs, ornaments for cloths, bags. Specification:Material: TinplateColor: SilverOptional Diameter: 25mm/0.98in; 32mm/1.26in; 37mm/1.46in; 44mm/1.73in; 50mm/1.97in; 56mm/2.20in; 58mm/2.28inQuantity: 100 setsNote:Transition: 1cm=10mm=0.39inchNo retail package.Please allow 1-3mm error due to manual measurement. pls make sure you do not mind before you bid.Due to the difference between different monitors, the picture may not reflect the actual color of the item. Thank you!Package includes:100 pcs x Circle Badge Button Shells100 pcs x Plastic Circle Pin Backs100 pcs x Mylar(other accessories demo in the picture is not included.)