Diamondback Serene Citi Classic Women's Sport Comfort Bike (2011 Model, 26-Inch Wheels) Women's sport comfort bike with high-tensile steel comfort frameComfort suspension fork with 45mm travel; Promax linear brakesShimano rear derailleur; light-action 7-speed twist shiftersAvenir comfort saddle with supersoft foam and coil spring26-inch Kenda comfort tires; double tunnel alloy rims Serenity now? Ask and you shall receive. Our all new women’s-specific Serene comfort bikes provide you with all the serenity you need (and even sneak in a little exercise without you even noticing). If you’re intimidated by the thought of getting back on a bike, or you think you just wouldn’t be able to ride one for any reason; don’t settle for the stationary model before you try a Serene. Serene comfort