Please participate in our “Let it Snow” Xmas 2020 Group youtube project!”
You can't be doing it too often if you keep it tight when you play and loosen it when you are not. 🙂
I mean that after 20 minutes of training to make a break for 5 minutes, and at this time to unscrew the screw and relaxing hair bow. Thank you for your advice, they are very valuable!