... , ceramic, high quality, wear-resistant, 30k~50k km guarantee. CQHY brake pads advantages1.Adopt U.S. Kevlar and German butadiene nitrile ... .First class processing technique, effectively control pad deformation, ensure run-in period between brake pads and brake disc.4.Introduced high quality spare ... .Guarantee 30k to 50k kilometers exempts your extra worries Auto brake pads