Three Hearts is excited to bring a new shape to our stacker collection! This Flower Stacker comes in 2 beautiful, modern, and gender neutral colors. Great for cognitive skill building, color recognition, & size recognition. We use both food grade silicone and medical grade silicone which are free of BPA, PVC, Phthalates and latex. This Silicone toy doubles as a teether with it being FDA approved, non-toxic, and are CPSC compliant.