-This dispenser is a cutter for water activated kraft paper tape. It is a product between the manual wet water paper machine and the semi-automatic wet water kraft paper machine. -It only needs to put the tape on and add water to the sponge inside. When the tape is pulled out, it will be evenly wetted with water, which will activate the adhesiveness of the tape. -Allow tape diameter: within 17cm. -Allowable tape width: within 80mm.