we are a professional badge and craft in china since 1989, you can send us your artwork and sample, also we can make keyring or keychain  according to your mind, If you need keyring or key chain , please don't hestiate to contact me and trust me. I will response to you sonner after your inquiry we have kinds of keyring with different materials  the color is wonderful , the style are fashioned,here I will introduce one of them metal keyring
 1.Materials:Znic alloy, Iron Brass,Plastic
 2.Size: up to your need
 3.Backside:safe pin and butterfly pin
 4.Packing:opp bag or box
 5.Craft:Soft enamel,printing, plating and epoxy
 6.Payment: T/T 30% advance,the balance before delivery
 Custom keyring  is very popular gift for promotion,because it is not only beautiful but also very low cost, we can make button in any shape, If you need please contact me,await for your inquiry.own design and logo are welcome