The fit of the L.L.Bean Boot is generous to allow for insulation in cold weather.
To wear with light or midweight socks: If you wear a whole size, order one size down from your normal size. If you wear a half size, order one and a half sizes down.
Example: If you wear either a 9 or a 9½, order a size 8.
To wear with heavyweight socks: If you wear a whole size, order your normal size. If you wear a half size, order the next whole size down.
Example: If you wear either a 9 or a 9½, order a size 9.