Prime-Line Universal 1-5/16 in. Dia Clear Acrylic with Gold Index Buttons MP54300 - The Home Depot
CL-1550DZ - Clear Acrylic Button, 2 Sizes - Sold by the Dozen
Amazon.com: 100 Sets Clear Acrylic Buttons 2.36" DIY Button Maker Acrylic Button Pin Clear Craft Button Badges with Pin, Blank Paper and Card Removal Tool for DIY Crafts Supplies Make Your Own
Amazon.com: Yilloog 100 Pcs Acrylic Clear Buttons with 200 Paper 20 SIM Card Removal Tool Make Your Own Buttons with Pin Clear Button Pins Acrylic Design Button Badge for DIY Craft School
Amazon.com: 100 Sets Clear Acrylic Buttons 2.36" DIY Button Maker Acrylic Button Pin Clear Craft Button Badges with Pin, Blank Paper and Card Removal Tool for DIY Crafts Supplies Make Your Own