Material: these pompom makers are made by high quality ABS plastic and POM resin, very durable and easy to use.Four different sizes(Diameter): 1.5\", 1.88\", 2.68\", and 3.46\". You can use small one to practice so as to avoid wasting your yarn or wool.Suitable for: Suitable for DIY fluff balls for children and adults, and save time. Everyone can easily make pom poms, and can create infinitely interesting works.Easy to make pom-poms: with this pom-pom making machine, everyone can easily make large and small pom-poms, which really saves your time and energy.How to use: First open the wings on both sides, wrap the yarn on it, then push it back to the middle, then cut it on the round edge with scissors, and finally tie it with a string, remove the pom pom machine, Then remove the pompoms and come out.