The Disney Pixar Cars 2 Kids Bicycle Training Wheels Stabilizer Kit is designed for 12"-20" bikes, making it suitable for young children learning to ride. The set includes two red training wheels with a vintage Disney Pixar design, featuring a steel bracket and PVC+ABS wheels for stability and durability. These adjustable training wheels are ideal for indoor and outdoor use, providing anti-slip features to help children maintain balance while cycling. The product is perfect for beginner cyclists, offering a fun and safe way to learn the basics of cycling in the comfort of their own home. Disney Pixar Cars 2 Kids Bicycle Training Wheels Stabilizer Kit for 12"-20" Bike Wheels And Brackets Are New, Never Been Used. The box has damage Built-in 3 holes on the bracket to fit for most kids? single-speed bikes from 12" to 20" Brand: Disney Pixar Product Type: Kids Bicycle Training Wheels Material: PVC + ABS (Wheel), Steel (Bracket)