This is a set of stacking rings which enable kids to stack the ring one by one to form a tower finally. With varied colors and different sizes, it can improve children's minds in creativity, logic, measurement and hand-eye coordination skill which are vital as initial life lessons. Feature - Color: As shown. - Material: Wood. - Size: About 23x9.5x4cm. - Great for developing color and size recognition of kids. - Made of premium wood, the stacking rings are safe and fuuny for playing. - Choose one for your little one and let it be great educational and entertainment toy for them. - This set can improve children's minds in creativity, logic, measurement, and hand-eye coordination skill. - The wooden pole is connected firmly to the base, making it sturdy and durable. - Also, the ring holes are sized perfectly to match the pole so it won't be too tight to stack in or out of. - Great for both educational and entertainment purpose. Wise gift choice for your little ones.