STEAM Studio's magnetic tiles are secured with Rivets that significantly reduces the risks of breakage and last much longer for heavy use, compared to other brands of magnetic tiles that do not have rivets as a safety feature. STEAM Studio's magnetic star tiles feature unique star facet design that provides strong structure, scratch-resistance, and beautiful refraction. Our easy-to-handle magnetic tiles are completely safe for children to enjoy, as they’re made with food-grade ABS plastic that’s lead-free & BPA-free. They’re also durable enough to withstand years of imaginative creativity, whether children play inside or outside. These magnetic star tiles resemble diamond brilliance when they get lights shine over, and are completely translucent, with pastel and crystal-clear colours that won’t fade or become foggy over time. This set includes a mixture of squares and triangles. Designed for ages three and up, these magnetic toys for kids spark hours of imaginative, unstructured play, allowing them to bring their dreams to life. Magnetic tiles provide children with open-ended experiences where the only limitation is their imagination. Designed for ages three and up, these magnetic toys for kids spark hours of imaginative, unstructured play, allowing them to bring their dreams to life. STEAM-approved: Offering endless possibilities for young, imaginative thinkers, our STEAM-approved magnetic blocks inspire hours of instruction-free playtime while helping children develop math, science, spatial, and tactile skills. This set is compatible with all STEAM Studio's magnetic tiles plus many other brands' magnetic tile sets so children can mix, match, and truly let their imaginations run wild. Magnetic tiles need to be stored in a cool, dry place away from direct sunlight. This product is for children ages 3+.