WARNING: If you do not want stains on the inside of the sash, then do not do this.
1 bottle of Gorilla Glue Super Glue
At least one merit badge
A BSA merit badge sash
Step 2: Put On
Put merit badge on sash and use the cap and bottle to fully make the badge stick (this is so your fingers don't stick to the sash). Let it dry for about 10 minutes.