13-in. steel frame in your choice of colors. Wheels are 20-in. aluminum. Seat and handle bars are adjustable. Brake by pedaling backwards and easing on the coaster brake. Recommended for ages 4 to 10 years. Dimensions: 56L x 24W x 13H in.. The Firmstrong Urban Girl 20 in. Single Speed Beach Cruiser Bicycle is a single speed design with coaster brake that's easy to ride and looks great whether you live by the coast or not. Its retro inspired frame is composed of durable steel coated in the rust-resistant finish of your choice with subtle lightning bolt decals. Pedals are engineered to require minimal effort to turn so your little one is never tuckered out from a causal ride, and the combination of shock-absorbing dual spring seat and white wall tires make for a cushioned, relaxed ride on all terrain. Seat and handlebars are height/tilt adjustable and training wheels can be installed to fit a wide range of riding levels. Bike arrives 80% assembled for quick and easy setup. Color: Baby Blue.