Description This product is made from material for durable and practical use. Aluminum alloy material provide strong strength. It is easy to install on standard rear racks for most bikes. It provides safety for your children. Suitable for most bikes, especially for road bike and mountain bike. Features -Color:Black.-Material:Aluminum alloy.-Size: About39.50X37.50X13.00cm or 15.52X14.74X5.11in.- Easily mount on the seat post or take the rear bike rack off, you can change the seat height easily.-Fits most of bikes like the mountain bike but not fit the rear suspension bike, soft-tailed bike, carbon fiber bike.-The bike rear rack was made with high strength aluminum alloy material, help you ride freely in rainy days or humid conditions.-Side bars effectively protect your bag from scratching by the wheel or spokes and also protect peopleand 39 s safety.-Perfect for caringsome stuff on your trip, work commute, even carry the people.Packing list: 1 x Bike Cargo Rack Note: Due to the light and screen setting difference, the item's color may be slightly different from the pictures. Please allow slight dimension difference due to different manual measurement.