The Schwinn Biggity DLX Men's 26" Hardtail Mountain Bike features 4" (10 cm) wide tires for rolling over obstacles with ease. Twist design shifters allow the rider to change gears quickly and easily through seven speeds assisted by a Shimano rear derailleur. The steel frame is both strong and durable and allows riders to explore their surroundings on a true all-terrain bicycle. The alloy rims are lightweight and will ensure the bike and rider can be seen at all times.