MTX Braking Gold Label HD brake pads use the same ceramic performance compound that improves your braking power and reduces noise as the Red Label, but are specially formulated for extra stopping power. The Gold Label pads are intended for E-Bikes, heavier riders, or anyone who needs the maximum amount of power and heat-management. Features: Made with proprietary blends of Kevlar(R), MTX CeraEvo(R) ceramic materials and other Japan-sourced additives and modifiers The dense MTX CeraEvo(R) ceramic material drastically increase stopping power while remaining durable and long lasting MTX Braking's Gold Label HD Ceramic compound reduces brake fade by maximizing heat management Specifications: Model: Shimano 4-Piston Pad Material: Ceramic Backing Plate Material: Steel