My son is 10 and still walking.  We're having trouble finding appropriate boots for this winter season and wondered if anyone has any thoughts.  We had a pair of kids' Steger Mukluks last year (thank you, thrift store!) but they've grown worn and are getting too small.  I considered forking over the $140ish it would take to replace them with new, but part of the issue with fitting is that the boo…