Walk on the Dremi Mat and make a sound! Press the center of the mat to make a sound. Joint allows you to freely mix and match, and play with it as you crawl or walk on it. Even though it is lightweight, it can also be played by infants. Size: 11.4 x 11.4 x 1.3 inches (29 x 29 x 3.4 cm); Individual Package Size: 23.6 x 11.8 inches (60 x 30 x 14 cm); Weight: Individual Package Weight: 7.6 oz (2,000 g); Material: EVA sponge; Recommended Age: 3 years and up. Set Contents: 1 of each; Set of 8 of 8 of each; Red / Pink / Orange / Orange / Yellow / Sky / Blue