The invention relates to a snowboard binding, in particular adapted to flexible boots. According to said invention, a heel clamp (4) is arranged on a soleplate (3) which is disposed under a base plate (2), is longitudinally displaceable and fixable directly to the snowboard base plate by friction connection or form closure. A calf support (5) is vertically adjustable on the heel bracket and supported in such a way that enables it to move laterally.