Attach Your MDXONE Pom-Poms Before you start Locate the small white elastic loop on the pom-pom and loop the provided elastic through it. Attach your MDXONE pom-poms in three easy steps Step 1: Use the elastic provided to pull the pom-pom’s elastic loop through the grommet. Step 2: Pull the elastic to bring the pom-pom’s white elastic loop over the button. Step 3: Stretch the pom-pom loop over the button to secure it.