[100% SAFE AND PREMIUM] Our clay blackstone beads are made of polymer clay. This type of material is 100% safe to use, both for children and adults. The material is eco-friendly, which makes it even better! Available in 19 different colors to choose from, make any DIY project fun! Each clay bead is approximately 0.24"/6mm in diameter, 0.04"/1mm thick, and 0.08"/2mm perforated. The beads are soft and lightweight with rich and vibrant colors. [EACH KIT INCLUDED] Each bracelet making kit includes: 4500 polymer clay beads, 19 rich and bright colors, 120 letter beads, 50 star beads, 30 lobster clasp, 50 square beads, 50 openings Ring, 50 Buckle Clasps, 8 Shells, 10 Starfish Pendants, 10m Elastic Cord, 24 Storage Boxes [Multipurpose] Clay beads can be used in many different ways. You can DIY bracelets, earrings, necklaces, anklets, phone chains, key chains and more. Thanks to the alphabet beads, you can even personalize them however you want. You can use your imagination to create many different DIY projects. This kit is suitable for adults, teenagers and children. Adult supervision is recommended for any toddler playing with beads [GREAT GIFT] This DIY bead kit has many benefits for children's development. It is good for developing creativity, hand-eye coordination, improving concentration and imagination, building a good parent-child relationship, good for color perception, and keeping children away from screens and video games. It also helps relieve stress. This kit is the perfect gift for any occasion: Birthday, Valentine's Day, Christmas, Mother's Day, Father's Day, Thanksgiving, Easter and more.