Chase! Pink Band DamagedUpdated 3 months ago

This can be due to having the tension too tight. If debris is allowed to build up on the pulley wheel, It will also contribute to damaging the pink band.  
So be sure to check for any dirt/debris after each session and remove it. If it won't wipe off easily, use a plastic scraper to remove the build-up before it causes damage to the pink band. 

The pink band should look like this: