These fender mud flaps are cut from 1/16 inch thick polyurethane rubber and are very durable and resistant to road grime, oils and water. The long version is often known as a "buddy flap" and is used to keep road grime and water off the faces of riders behind you - a must during group rides and brevets. Recommended for 45mm fenders and larger. Fits perfectly on the inside of our 58mm fenders. The width at the bottom is 115mm and
