Here are the things you will need:
- Felt (may need to buy some extra sheets for bigger dogs)
- Hot Glue, Glue Gun
- Scissors
- Thin ribbon or a tassel
- A Bow, not needed, lol.
- Elastic to match your dog’s head, I used black.
- Cardboard, recycled from something, to support the top of the cap
Source: http://www.instructables.com/id/Pet-Graduation-Caps/?ALLSTEPS