High Quality The bicycle saddle fenders are made of premium plastic material, offering high strength, lightweight design, and long-lasting durability. Universal Fit The rear mudguards are compatible with most bikes on the market. They fit any bike with two steel rails under the seat, regardless of seat tube thickness. Easy Installation The mudguards feature a quick-release design and allow for adjustable rear protection angle, enabling simple and convenient setup. Proper Size The bicycle mudguards measure 33 cm x 10 cm (12.99 in x 3.94 in). They are easy to assemble and disassemble, and can be stored under the seat bag when not in use. Wide Compatibility These fixed-gear bike mudguards effectively protect against mud and rain, making them suitable for various mountain bikes, road bikes, and other bicycle types. (Note: Mounting screws are not included and must be provided separately.) Size Chart: 33 cm x 10 cm / 12.99 in x 3.94 in Package Includes: 2 x Bicycle Rear Mudguards (Color may vary; mixed color is random) Note: Slight measurement variations may occur due to manual measurement and display differences.