So if youre in a noisy environment, and you NEED utter focus. But they arent bad. The other thing is that about 2/3 of the souls are made of very soft rubber that starts to wear off almost immediately. Used them in a plane and watched a movie. the snug of the sandals are adjustable according to ur preferred fit (tight or loose). They are just a bit long but I feel the size 7 would have been too short - wish they made half sizes! Demnach per AMAZON wieder (kostenfrei ! You can force it in, but it will bend and deform the nose flaps. They are unlike any shoe I have ever seen. The kick stand would not go into the preferred area of our childs bike but there was a similar spot we were able to install it on.