Grab, explore, sort, and discover! Little hands are immediately drawn to the six vibrant, textured, rubbery, tethered shapes. Explore their contours, give them a squeeze, and even try chewing on them - Made of 100% food-grade silicone, these shapes are great for everything from tactile exploration to teething! Then - Ready to start sorting? The cutout spaces of the cube each only match one of the rubbery tethered shapes. Fit the square into the square, the circle into the circle, the oval into the oval, the triangle into the triangle - Little smiles light up bright with each shape that slides perfectly into place! Fun to feel, beautiful to admire, and amazingly durable so you never lose a single shape, the OombeeCube truly is early tactile learning perfected. OombeeCube Shape-sorting cube with 6 rubbery shapes tethered to its corners Encourages fine motor skills, sensory learning, tactile exploration, visual-spatial skills An innovative approach to classic shape-sorting fun Shapes are rubbery, textured, squishy - Made of 100% food-grade, BPA-free silicone - Great for teething! Shapes each slide smoothly and snugly into their respective slots Shapes are tethered to each corner with extra thick, strong, and secure string - Never lose a single shape! Strings are short enough to be exceptionally safe, long enough for little hands to grab and explore freely Shapes include triangle, square, oval, circle, pentagon, double circle High quality design and materials, built for lasting durability and safety