Dimensions: 28.75 diam. x 30.5H in.. Constructed of heavy-duty plastic. Beige, blue, and yellow finishes. Center column catches balls and spirals them into lazy river. Manual ferris wheel scoops up and releases balls. Twin water wheels are powered by pouring water into funnel. For children ages 2 years and up. The spiral column at the center of the Little Tikes Spiralin Seas Waterpark is topped by a funnel and spins balls downward to the water basin. A manually-activated wheel at the side catches and releases balls, exercising your child's hand-eye coordination. A funnel at the side of this backyard waterpark has a pair of water wheels underneath that move when your youngster pours in water.