To prevent the occurrence of a collision accident by means of a snowboard by preventing the snowboard from unexpectedly sliding on a snow surface when it is not used.

A snowboard nonskid belt 1 is constituted of a mounting belt part 10 and nonskid parts 20, the female parts 11 and the male parts 12 of connecting members are fitted to the respective end parts of the mounting belt part 10 in order to connect the end parts, the mounting belt part 10 is put over the snowboard in a width direction so as to be mounted on the snowboard by connecting the female parts 11 and the male parts 12 of the connecting members, the nonskid parts 20 are superimposed and sewed on the base surface of the mounting belt part 10 by loosening band bodies with width being the same as that of the mounting belt part 10 in prescribed interval and a plurality of loop-shaped projecting bodies 20a by the looseness are formed.