The Magna-Tiles Freestyle 40-piece Set has brand new "X" shape tiles to revolutionize the possibilities with your Magna-Tiles® creations! The patented "X" shape contains 9 free-moving magnets allowing you to build in any direction! This set sparks hours of imaginative free play in children. Anything they can dream, they can create! Develop math, science, spatial and tactile skills. STEM approved! Safe, durable tiles made with food-grade ABS (BPA FREE) plastic free of phthalates and latex.