Shake, rattle and sort with these 2 childhood staples. This combo of 2 childhood classics comes with 1 shape sorter cube and a set of 5 stacking rings! The Stacking Rings Set from Battat comes with 5 stacking rings on a round-bottom, ring stacker base. Beads that rattle and sensory textures on 5 chunky and colorful rings: Hours of stacking fun! This Alphabet Shape Sorter Cube set from Battat is an activity cube with 6 sides of fun and 12 easy-to-grip shapes. 5 sensory rings to stack any way you like on the post. The round base keeps it rocking! Soft opening at the bottom allows the shapes to slide out with just a little shake. Made of worry-free and durable plastic, all Battat products meet or exceed EU, U.S. and Canadian safety standards.