The Overdrive Excel features SilkShield for puncture protection and durability and a dual compound tread design to make the perfect economical trekking tire. Along with all its other great ride qualities, the Excel has a reflective stripe on the sidewall, keeping you visible at night for city riding. If getting a reliable, high-performance trekking tire at an economical price is what you’re after, the Overdrive Excel is the tire for you.