Yellowstuff Fastest Street, Trackday & Drift racing brake pads High friction formula improves brake effect 30-40%.Fastest brake pads for Street, Drift & Trackday racingZero brake fade makes this material perfect for fastest driving.Capable of repeated heavy brake use without brake “Fall-Off”.Very minimal disc/rotor damage characteristics.Suitable for shorter track events and race use.Medium hardness material feels good at pedal.If all you need is stopping power, this is the material choice.ECE R 90 type approved for most cars. Features red “brake in’ surface coating for instant safe braking after install.