1)100% NON-TOXIC - Made with certified non-toxic EVA foam. BPA, phthalate, lead and PVC free. 2)EXTRA THICK - 5/8 inch thick foam mat tiles provide extra comfort and shock absorption. This is perfect flooring for playrooms, exercise rooms, daycares and schools. 3)64 PIECE SET - Includes 40 triangular pieces and 24 border pieces to protect your floors and kids. Creates a 1.5 meter x 1.25 meter square when fully assembled. 3)ENDLESS PATTERN COMBINATIONS - Customize your space with the included pattern suggestions or create your own! BUILT TO LAST - Made with extra-durable, water-resistant foam.