SPECIFICATIONS:Material: 1.2 mm Polypropylene PlateFender Size: 26 x 22 cm/ 10.3 x 8.7 inches(L*W)Compatible: Front Fork and Rear Seat StaysWeight: 70g/ 2.47ozPackage: 2* Mountain Bike Fender,1*Small Mountain Bike Fender, 10*Cable Ties Bike Fender Bicycle Fenders Cycling Mountain Mud Guards Mudguard Rear and Front a Set Bike Mudguard Easy to Assemble Lightest Bike Fender Warm Tips:* After installation, please double check that the zip ties are stable and firm andproperly cut off the excess parts of zip ties .* Make sure there is at least 15mm clearance between the tire and fender1. Take the zip ties and insert them into the holes on the arms of the guard.2. Bend and slide the Fender into position from the front 3. Loosely attach the bottom zip ties around the fork brace first, then the legs. Centerand then tighten up the top zip ties really tight to secure and prevent it from moving.4. Rotate/twist the bottom arms around the legs to raise the back of the guard. Ensurethat the fender does not hit the frame when bottoming the fork. 5. Tighten all zip ties and cut off any excess and move them to cover the holes6. Push up the arms to shove the fender up towards the fork brace. It is important tocheck that the fender does not hit the frame when turning the bars or when bottomingthe fork (if you are using a suspension fork). Mounted on the front and rear wheel of mountain bike 27.5 inch results show mud guard is sturdy and durable,it can fit for most bikes. Ultra-lightweight fender to reduce the weight of bike, easy to carry,easy to disassemble. Super toughness,can be free deformation. Keeping mud splash off your face when riding after a rain through streams or standing water Designed to fit as close as possible to the knobbly bits for optimum 'muck' catching, reducing cleaning and servicing. Four-point fixed to avoid sliding and unique line design enables it easy to form the shape to makes your bike look much cooler after installation. Flexible material and extremely easy to install it ,protects your fork stanchions and bridge from getting caked.