Engage the senses and build gross motor skills with the Baby Einstein Farm Explorers Cal's Sensory Barn Water Mat. The perfect way to keep baby entertained and learning during seated play, this extra-large water mat lets baby explore water play, mess free! Simply inflate the outer ring, fill the inner ring with tap water, and let the sensory discovery begin! Curious babies and toddlers can build cause and effect skills as they push, pat, and see the floating shapes move through a quaint farm scene. For ages 0-36 months. Dimensions: 22.83 x 22.83 x 2.4 inches.