To enable a user to remain standing on a snowboard to keep one foot off it freely by using releasers mounted on the respective boot holders and pull strings combined with grips in a slip-on binding designed to detachably mount the boot holders on the slip-on receptacle while soft boots of the snow board are fixed on the respective boot holders.

The releasers mounted on the respective boot holders are worked through a wire or the like and an open lever A is operated by moving releaser pins 4. The working of the open lever through the releasers can make the open lever smaller to enable the user to release the open levers easily as he or she remain standing on the snowboard.