PUBLIC Bikes V7 Comfort 7-Speed City Bike Stylish, durable, lightweight multi-speed city bike with upright riding position; ideal for both everyday commuting and casual riding Easy-shifting Shimano seven-speed gear system handles all types of terrain; 35mm cream tires can handle curbs and potholes Classic diamond frame geometry with sloping top tube provides more stand-over clearance Durable, lightweight chromoly hi-tensile blend steel frame; modern dual pivot alloy brakes; upright handlebars; color-matching fenders and chain guard Frame sizes -- small/medium (18-inch) fits riders 5' 2" to 5' 8"; medium/large (21.5-Inch) fits riders 5' 9" to 6' 2"