Perfect for baby and children up to 4 years of age;Activity board: picture house, play phone, spinning balls. Adjustable size and shape. Swinging hinged doors with safety lock.;8 Panels that are interchangeable to increase or decrease playpen size or shape;Built -in activity board that features a picture house, spinning balls, and play phone;Individual Panels: 31 W x 23.5 H Thickness: 1.5 inchs approximately