From the Manufacturer:
"From setting up an obstacle course to creating targets for a beanbag toss, there’s no limit to what your class can do with our versatile activity mats! Perfect for use indoors or out, the set includes 18 vinyl mats in 3 fun shapes and 6 colors, plus a guide filled with exciting activity ideas. Square mats measure 9" x 9".
Ages 18 months and up."