1. Installed on the front fork: It can well protect your inner tube and frame down tube from being hit by splashing sand and gravel. Especially in rain and mud battles, it can well resist splashing mud and rain, prevent them from hitting your goggles, and ensure your vision is clear. 2. Installed on the frame: resist the sand and gravel brought by the rear wheel, and protect your frame well (especially the carbon fiber rear shock absorber installed on the rear frame) 3. This fender is small, sturdy, muddy water, sediment, and small stone buckets can resist, well protect your front fork inner tube or rear shock inner tube. It allows you to fight in the rain or ride after the rain without getting all covered in mud. 4. Size: 250*303mm 5. Product features: reduced size, reduced weight, beautiful shape, removed redundant parts, simplified appearance, guaranteed practicality and more beautiful. Thickening design ensures toughness while increasing rigidity; adding special materials, toughness is stronger (toughness is increased by 30%), and fragile places will not break even when bent 180.