Little hands are immediately drawn to the six vibrant, textured, rubbery, tethered shapes. Explore their contours, give them a squeeze, and feel their textures - Made of 100% food-grade silicone, these shapes are wonderfully safe and durable! 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.