A skate comprises a soleplate member including a heel support and a toe support overlapping and adapted to slide with respect to the heel support in a longitudinal axis and fixed in a desired position as to achieve a desired length of the soleplate member; wherein the toe support includes first and second teeth spaced from each other; and an adjustment unit including teeth adapted to selectively wedge with the first teeth and a wedging end adapted to selectively wedge with the second teeth.