100% NON-TOXIC - Made with certified non-toxic EVA foam, our play mats are completely BPA, phthalate, lead and PVC free. EXTRA THICK, EXTRA LARGE PIECES - 5/8 inch thick tiles provide extra comfort and shock absorption. Large 24in x 24in pieces cover more floor. STYLISH DESIGN - This neutral patterned gray play mat provides a safe and inviting surface for your little one while enhancing the look of your playroom, exercise room, daycare or school. BUILT TO LAST - Made with extra-durable, water-resistant foam, these kids play mat pieces will last you and your family for years. ENDLESS PATTERN COMBINATIONS - Mix and match the nine uniquely patterned toddler play mat pieces to customize your space.