High Quality The bicycle saddle f s are made of premium plastic material, offering high strength, lightweight design, and long-lasting durability. Universal Type 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 These mudguards feature a quick-release design and allow for adjustable rear protection angle, ensuring easy and convenient setup. Proper Size The bicycle mudguards measure 33cm x 10cm (12.99in x 3.94in), making them easy to assemble, disassemble, and store under the seat bag when not in use. Wide Applications Suitable for various bicycles including mountain bikes and road bikes, these fixed-gear mudguards effectively shield against mud and rain. (Note: Mounting screws are not included and must be provided separately.) Size Chart: 33cm x 10cm / 12.99in x 3.94in Package Includes: 2 x Bicycle Rear Mudguard (Color may vary; mixed colors are random) Note: Slight variations in measurements may occur due to manual measurement and differences in display monitors.