yesland 60 sets acrylic design button - 2.36'' - clear badges kit with pin for craft supplies/activities/diy badges yesland specifications: <br> shape: round <br> color: clear <br> material: sturdy acrylic <br> size: 2.36''<br> easy to use and snap: do not need a button maker machine, push the front and back button pieces together, then pinch up and around in both directions until you heard a loud snap. then you can tug on the pin to see if they are snapped together.