A combination that preferably includes at least: a ski boot; and a detachable sole detachably attached to the ski boot is disclosed. The detachable sole preferably includes at least: a chassis portion overmolded with a tread portion; and a latch assembly for securing the chassis adjacent the ski boot. The ski boot preferably provides a contoured heel portion and the latch assembly preferably incorporates a latch configured to conform to the contoured heel portion, a latch support interacting with the latch; an attachment member communicating with said chassis; and an adjustment member interposed between said latch support and said attachment member to accommodate a snug conformance of the latch adjacent the heel portion.