Do you want to make a separating zipper non-separating, or shorten a long zipper? Then simply trim the zipper with scissors or pliers. To prevent the slider from sliding off the teeth, you can place a zipper stop at the bottom. Place this over the teeth and pinch the pins closed with a pair of pliers. This stop is suitable for all types of zippers with a tooth width of 3mm. Price per 10 pcs.