This is Black Columba 20″ Compact Folding Bike code type PR20S. Fashionable folding bike with 20 inch wheels, 6 speed Shimano. Gold or Black color frame with black wheel and handlebar accent. Unique prismatic top tube. Great for short distance travel. High quality parts, manufactured with love and quality in mind. Seat post height and handlebar can be adjusted. The bike can be folded to very small profile. 20″ wheels, folding steel frame & steel fork. Front/rear V-brake. alloy rim. foldable pedals. Kenda 20″x1.75″ tire. front/rear steel hub. steel kick stand. Recommended for rider’s height 5’0″ ~ 5’10”. Supporting rider’s max weight up to 200 lbs. Net weight 30 lbs. Shipping weight 38 lbs. Folded dimensions 31″x14″x25″. This bike is shipped with front wheel uninstalled, a user can easily install the front wheel within ten minutes, see user manual which come with the bike for detailed description.