For years, racers and pro-mechanics have been trimming spikes on mud tires, to help them roll faster, and shed better. The Jafaki was born on the race course, with "cut spike" technology that provides a firm bite in wet and muddy conditions. With countless effective edges, squared profile, and full siping, the Jafaki cuts into carvy loam, and cleans debris with ease. You just found your clog-proof rainy day solution.