The Brixton Phoenix silicone sunrise stacker is the perfect Montessori inspired toy for your little one. 5 arches that stack on top of each other, they can be used to stack, make tunnels, bridges, ramps or even serve as a beautiful decoration in your home. * 100% Non toxic, BPA & phthalate free, food grade silicone. * Dish washer safe. * 6+ months.