Enjoy our Simply Silicone line of silicone toys featuring simple designs and a beautiful color palette; lightweight sustainable silicone is soft and flexible, easy to clean, and waterproof.STACKING TOYS: Classic stacker toy includes 6 silicone rings and adorable puppy face topper, all in soft subtle colorsDIMENSIONS: Measures 6-inches when fully stacked with all pieces; packed in an attractive box for premium gift giving6 MONTHS & UP: Ideal for little hands to grasp and stack, silicone is soothing to chomp and chew on, fun sensory toy for explorationEARLY LEARNING: Helps build problem-solving, fine motor, and hand-eye coordination skills while learning about balance, shapes, height, size, and order, all while having fun through play