High quality & safety: Our heishi jewelry making beads are made of polymer clay and do not add any harmful composite materials. The clay bead set is non-toxic and odorless, suitable for children and families. The clay beads used in jewelry making are comfortable to wear and waterproof. The flat spacer beads do not fade and can be worn on the beach, swimming pool or bathroom.Packing list: There are 21strings of rainbow-colored polymer beads, and each string contains about 350 clay beads for jewelry making. The diameter of the beads for making the bracelet is 6 mm (0.23 inches), and the hole diameter is 2 mm (0.07 inches). Enough quantity can make 90-100 bracelets.A delightful gift: enjoy the children's craftsmanship with our polymer clay beads. Flat jewelry beads can improve children's hands-on ability, imagination and concentration, instead of indulging in video games. Do it yourself for your family, friends, classmates and colleagues, and pass on your love and happiness.Multi-purpose: not only used for jewelry making necklace beads, but also DIY mobile phone straps, sunglasses chains, beaded mask clips and creativity. Fine beads are suitable for birthday parties, weddings, Halloween, Christmas, Thanksgiving, etc.Note: The diameter of the beads in our college style bracelet set is 6 mm (0.23 inches) and the hole diameter is 2 mm (0.07 inches). Choking hazard-small parts, do not let children play.Colour:MulticolorMaterial:Soft potterySize:Diameter: 6mmPackage Contents:21 x rainbow beadsOnly the above package content, other products are not included.Note: Light and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.