the coating seems to wear off fairly quickly, so they wont look new for very long, so if you get a replacement set, you may as well get two sets. I used bungee cords to really clamp it down. However, the pair we received one sandals was way tighter then the other to that point that I could barely put it on my kid. She wears them daily! Secondly, the controls are not particularly intuitive. He doesn?t want to take them off! Stays together and protects your air pod case well. Low-end is present without being distorted or boomy while mids are actually present (something most cheap headphones completely lack). Should you have any issues dont be afraid or hesitate to contact Enacfire as theyre super nice and Im sure they wont disappoint you! He?s usually picky with his table tennis shoes, but this is by far his favorite.