I have yet to try them on the beach but so far they are super comfy. And this in an over-ear fit. Fit no problem. As with all similar stands that dont have the easy release clamps it can be challenging to get the bike in and out if you have anything else in your hands (like tools, parts, or gear). Lower frequencies vibrate more and tickles your ears on these headphones. Ordered a womens 7 US & they fit great! You can see the steel in the picture, so you can tell it should last for long time. The LEDs are very bright and have 3 different patterns (Cycles through colors aka breathing, 1 color mode or no lights). Ive fronted a rock band, sat first chair in a symphony and performed with all kinds of groups. Ich habe die Schuhe für meine Tochter bestellt zuerst in Gr.