Continental Light tubes deliver less rotating weight for easier acceleration and climbing. Made of seamless butyl rubber, they are individually tested to insure reliable quality you can count on while shaving some grams from your favorite ride.
Size: 700 x 18-25c
Weight: 72 grams
Schrader valves are identical to those found on car tires. These valves are generally used on hybrid and children's bikes. Presta valves, which are found on most road and off-road bikes, are longer and thinner and feature a threaded tip, which must be opened to inflate (turn counterclockwise).