Innovation design! Without changing nozzle NOW! Patented design! Combied 4 sizes of nozzles to be one nozzle, Innovation design! Without changing nozzle NOW!Patented design! Change 4 sizes of nozzles to be one nozzle, just turn it to be your desired size,very easy and convenient.Rivets in the size: 2.4mm, 3.2mm, 4.0mm, 4.8mm.Packing: sliding blister card, double blister card, and with rivets ...