However, this is only a problem if you want to go deaf at a young age. The stain was continuous throughout the model, didnt look cheap- even included covers for the screws so that zero hardware was seen. Use the to commute with mostly about 20 miles each way. And as these are metal (cast iron?) theyre going to rust pretty easily where the paint is missing. Contra:- Absolut billige Verarbeitung der Regler und auch des Gehäuses. Quite snug and comfortable, which means can wear for long hours, you need to have a medium sized head. These are too tight in the leg (especially the calf and ankle) and also too loose in the hips. Buy them, you will be thankful you did. (Theres a beep when it moves forward. Just what I needed in our new home