Abstract: The skate of the present invention includes a foot receiving boot having a substantially rigid shell and sole. A frame is fixedly attached to the sole and includes a forward frame portion and a rear frame portion. The frame portion, and thus the skate, is adapted to receive interchangeably a wheeled truck for in-line roller skating, a blade-carrying truck for ice skating, and a ski for use on snow. The ski assembly includes a ski member and an adapter wherein the adapter is releasably attached to the boot and the ski is releasably connected to the adapter. The adapter includes a bottom surface that facilitates walking when the ski is removed.