Papillionaire Classic 3 Speed Vintage City Bike Saddle and Grips: Leather riveted custom saddle and soft leather washer grips for a comfortable and ergonomic ride Frame: High-end, modern CRMO steel, lifetime lasting, for a smooth, durable and comfortable ride (CRMO is a hi-tech lightweight steel alloy) Size: 20.5" (52cm) frame, suitable for riders 53  511; Brakes: Powerful dual-caliper Tektro brakes, for quick stopping in wet and dry conditions. Gears: 3 Speed Shimano Nexus internal gears, utilizing state-of-the-art seamless shifting technology Frame geometry perfectly designed for city riding incorporating fenders chain-guard and internal hub to get you to your destination.