[header] How to fit ski boots [title] Put on the socks you plan to wear while skiing. [step] There will naturally be a size difference between your bare foot and your foot in a wool sock. So be sure at every stage of the fitting process to wear your ski socks. 
[substeps] It's best to wear thin wool socks when skiing. These will keep your feet warm, but still allow you to feel the sole of your boot as you ski.