Made with certified non-toxic EVA foam, our play mats are completely BPA, phthalate, lead and PVC free. 5/8 inch thick tiles provide extra comfort and shock absorption. Large 24in x 24in pieces cover more floor. This neutral patterned gray foam mat provides a safe and inviting surface for your little one while enhancing the look of your playroom, exercise room, daycare or school. Made with extra-durable, water-resistant foam, these kids play mat pieces will last you and your family for years.