Product parameter: Size: 30cm*30cm*1cm. Material: EVA. Safety foam splicing mat-BPA-free, phthalate-free, lead-free. The puzzle mat is made of soft, safe, and durable foam, non-toxic, and meets the safety standards established by the United States and Europe. Very flexible and durable. Suitable for floor protection, sports, yoga, and game rooms. Easy to clean and assemble-easy to clean with a damp cloth and mild soap.