Continental Der Kaiser Foldable MTB Bicycle Tire with Black Chili (26x2.5) PODIUM PLACER- The Der Kaiser is race tested, propelling to a WC win and the podium at the Red Bull Rampage. BLACK CHILI- Features Continentals revolutionary Black Chili Compound which reduces rolling resistance by 26% improves grip by 30% and adds 5% more mileage out of your tire. APEX- The apex sits on the tire bead and reinforces the sidewalls of the tire. The Tire does not impact on the rim during rough rides over rocky ground, stays more upright when corning and does not bend over the sides of the rim when subjected to transverse loads. HANDMADE IN GERMANY-Continental has been hand making their tires since 1871, maintaining the integrity of tradition, while evolving with the most advanced technology. VERSATILE TREAD- The Tread mix on the Der Kaiser is a perfect mix for both speed and mud shed.