Material: Crystal beads are made of acrylic material and use laser cutting technology. They have unique edges to reflect bright sunlight or light that sparkles when the light shines. Specification: 30 meters (1 roll). Clear crystal beads are connected by white thread, easily adjust length and cut to any length you want to make crafts or decoration. Packed by roll, easy to take out and store. Various uses: you can decorate door curtain, window covering, home chandelier, lampshade, decorate Christmas tree, table, vase, tree and various kinds of DIY crafts. Occasions: Crystal bead necklace is the best choice for wedding, banquet, birthday, baby shower, Christmas and other venue decoration. The decorated scene can be used as a photographic background.