This Ass Savers Big bicycle mudguard, ideal to protect you from rain and mud, is specially designed for the wide tyres of MTB, gravel or urban bikes. This special model comes with a new FLIP-TIP™ locking mechanism that will keep the fender fixed in place regardless of the difficulty of the terrain. This is already the fourth generation of Ass Savers to protect cyclists from inclement weather, which has been redesigned, is stronger, longer and with more colour than ever.