This versatile baby toy is building block set and stacking toy two in one, and it is made of food-grade silicone! With 2 ways to play, this toy will help exercise your baby's hand-eye coordination and improve their cognitive skills. Designed with aesthetic color matching, this toy will also aid in color cognition enlightenment. For baby 12 months + Let your baby enjoy endless hours of fun with our 2-in-1 Stacks of Circles n Blocks Set!