I purchased my normal size (8 in dress shoes, 9 in athletic), and fits comfortably even with thicker winter socks. It had all the tools I required for using the bike. I contacted them directly for repair advice and expressed how I had difficulty finding a registration number, but wanted to know what my options were. Die Füße meines zweijährigen Sohnes sind aktuell 16,5 cm lang, dies entspricht ungefähr (je nach Marke) der Schuhgröße 27. I wore them out the box to an outside graduation ceremony. After using it repeatedly, Im raising from a 3 to 4. I am so impressed with the quality of this device. I dislike cords flopping about and getting in the way so cordless is a must-have as I always wear it while doing something - cleaning, gardening, or playing with power tools as a handy-woman. Form und Farbe hätten mir gut gefallen. When I returned my headphones for these reasons, I had to pay return shipping, plus a ?restocking fee?, which ended up being $40 out of my pocket.