Parklon's Space Folder Mat was developed to provide the most safe & playful space for kids & toddlers. Space folder mat can be easily adjusted into different formulations such as a sofa or a tunnel. Inner cushion is made of 8 layers of non-toxic, uncolorized PE foam. Each layer is attached using heat - no chemical glues are used. 1.6" thickness provides maximum softness and comfort. Manufacturer recommended age: 5 and up. Made in Korea