Magnesite and Glass Stretch 3-in-1. Can be used as a 3-strand bracelet, necklace or wrapped around your boot for some added bling. As a single strand necklace, it measures 22″. As a 3-strand bracelet, it will fit most sizes of wrists. You can also wrap it twice to put it around your boot. No clasp to deal with. Crafted from a variety of natural and manmade materials and can vary from the picture, but all are beautiful and one of a kind. One size fits most.