What’s Included: 11 Squares (4 Mirrored, 7 Glitter), 4 Equilateral Triangles What Makes It Unique: Glitter and mirrored tiles add a little sparkle to playtime. Reusable packaging turns into a castle setting to expand imaginative possibilities. Developmental: Glitter and Mirrored tiles enhance a child’s creativity, while encouraging reasoning, problem solving and experimentation. Great for Gifting: Makes a great <$30 gift for little scientists ages 3+. More to Explore: For tiles that glow-in-the-dark, check out the MAGNA-TILES Glow 16-Piece set. Always Compatible: All pieces are compatible with and complementary to all other MAGNA-TILES sets. Safety Guaranteed: All MAGNA-TILES pieces are built to withstand countless hours of playtime. Our signature lattice prevents cracking, while fastening rivets keep magnets safe and secure. Superior Quality: MAGNA-TILES pieces are made from food-grade, non-toxic MABS plastic that’s free from BPAs, phthalates, and latex. Our magnets are selected with kids in mind, letting them easily pull apart tiles for safe, frustration-free building. Made With Purpose: MAGNA-TILES sets are loved by builders ages 3-99 and designed for kids to enjoy, without instructions or adult assistance. We're advocates for Meaningful Play, that is: Fun, Engaging, Experience Based, Child Led and Developmental.