The Fisher Price Large Rock A Stack is a stacking ring toy designed for children aged 12 months and under. This toy stands at 15 inches tall and includes 6 plastic rings for endless fun and learning. Made by Fisher-Price, a trusted brand in preschool toys and pretend play, this toy is sure to provide hours of entertainment for little ones. With its bright colors and engaging design, this stacking ring toy is perfect for helping children develop their motor skills and hand-eye coordination.