This is a Unicorn Push-Along Toy, a popular toddler walker designed to assist with early walking development, balance, and coordination.

Key Features
Interactive Motion: The unicorn typically features glittery wings that flutter up and down as it is pushed.

Auditory Stimulation: Many models include a gentle sounding bell that jingles during movement. Some versions are battery-operated and can play music or light up.

Design: It consists of a plastic unicorn body on wheels attached to an easy-grip handle.