funy,light,easy to pedal , surrey bike The quadricycle is a 100% ecologically sound and completely safe recreational vehicle. Frame material: made of steel, double layer painting, antirust paint and anti-sunburn paint; No shift gears; Motorcycle tyres;Front baby/luggage basket;Roof Canopy by waterproof cloth;Alloy pedals;Rack-and-Pinion steering system;Hub Brake; quad bike