Using these strap locks is super easy. First, install them on your instrument as directed - it's a hassle - free process. Then, attach your strap to the locks. When you're done playing, simply remove the strap. Keep in mind that when installing, make sure the locks are firmly in place to avoid any accidental detachment. To maintain them, just clean them with a dry cloth every once in a while. Avoid using harsh chemicals as they might damage the locks. With proper use and care, these strap locks will serve you well for a long time.