Babies will love investigating our soft and safe ring stacker and 3 shape rattles designed to stimulate their developing senses. They feature a variety of fun textures, crinkle, rattle and squeaky sounds and attention-getting fabrics. The removable shape characters nestled within each shape rattle and the 4 rings are easy for little hands to grip. Ring Stacker is 6" H. x 6½" Diam. All ages.