Suction Cup Builders in 8 Versatile Shapes and Colours: they're fun little suckers! Suction Construction Thrills the Imagination: stick them to each other and any smooth surface! Perfect for Ages 3 and Up: made of 100% high quality silicone; BPA-free, latex-free Encourages creativity, experimentation, sensory stimulation, helps motor skills, problem solving Includes 24 Pieces: dishwasher safe, packaging doubles as sturdy storage container