Sure, you can make a cardboard template to make pom poms, but for less than $12.00 you can buy a set of 4 Pom Pom Makers from Clover and create perfect poms
Clover Pom Pom Maker Tutorial
Learn how to Use a Pom Pom Maker - Easy Crochet Patterns
Pom Pom Making- DIY Craft – Clover Needlecraft
Clover Pom Pom Maker Set - Lia Griffith - Felt Paper Scissors
How to Make a Pom Pom That Won't Fall Apart!
Making Flower Pom-poms with a DIY Pom-pom maker - Mr Printables
How To Make A Perfect Pom Pom Clover Pom Pom Maker Tutorial
How To Make Pom Poms Using a Pom Pom Maker by The Listed Home
How To Make A Pom Pom
5 Easy Steps to Making the Perfect Pom Pom
How to use Clover Pom Pom Maker
berrysprite: Clover Heart Pom-Pom Maker
How to Make a Pom Pom — Country Peony
Clover Pom Pom Maker Extra Large 1 Pkg 4-1/2