This Fireman sam licensed bicycle has a fixed rear wheel system. It features 10; mag wheels with eva tyres. This bicycle features removable stabilisers and also has an adjustable saddle and handlebars. It is brightly coloured with Fireman Sam decals. Fireman Sam licensed. Metal frame. Weight when fully assembled 5.3kg. 21 inch frame size. 10 inch wheel size. Inside leg 14.37-16.73 inches. EVA puncture-proof tyres. Compatible with stabilisers (stabilisers included). Fixed rear wheel system. Suitable for ages 3 years and over. Self-assembly. WARNING(S): Not suitable for children under 3 years old. To be used under the direct supervision of an adult.