Diamondback Bicycles Lux ST Women's Hardtail Mountain Bike, Blue High quality aluminum women's specific frame with a low stand over height for increased clearance Shimano 3x8 shifters give you 24 speeds to choose from Tektro Aires mechanical disc brakes help you stop in all conditions Suntour Soft Spring 80mm suspension fork provides a compliant ride 27.5" wheels provide great traction and a stable ride