This set includes the Green Toys? First Keys, Stacking Cups, and Elephant-on-Wheels. The super-safe First Keys feature 4 colorful, uniquely shaped keys and charms. They are lightweight and easy for little hands to grasp. The Stacking Cups include 6 graduated, numbered cups for playtime or bathtime. They can be stacked in a tower or nested for easy storage. The Elephant-on-Wheels is a perfect first push toy with an easy-to-grasp handle.