These crutches are perfect for kids or teens who want to add some fun and style to their step. My Crutches come pre-assembled and are ready to use right out of the box. They are made of durable, lightweight aluminum, and feature built-in underarm and handgrip padding for maximum comfort. My Crutches are also fully-adjustable in length and feature handgrips that are sized specifically for children 4'5" to 5'1".