Artistic Wire Beadalon 36-Piece Oval Pearl Shortner, Nickel Free Silver Plate Simply catch both strands inside of the oval shortener at the desired length Use with two strands of beads or pearls for a double strand Pearl shorteners are a great way to utilize longer strands of pearls or any other type of bead necklace Contain a locking mechanism as well as a safety latch Great way to utilize longer strands of pearls or any other type of bead necklace