Nirve Wispy Women's Cruiser Bike (26-Inch Wheels) Bike Type: Cruiser--Offers you a comfortable ride for cruising around town or the neighborhood. Bike Frame Material: Steel --A strong and durable material that will last. Type of Shifter: Twist Shifters--You simply twist the shifter portion of the handle grips to change the gears. Front Brake: Hand brake-- Rear Brake: Coaster--