Supports up to 45 kg of use, the more margin there is between the weight of the user and the maximum supported weight, the longer the useful life will be. - 2 x 120mm wheels, hardness level 82a made of siliconed pu, which makes them non-slip, soundproof and durable since wear is proven to be 5 to 8 times less in siliconed pu than in pvc wheels. - 1 x rear wheel - iron, brake and metal body - the direction of the front wheel is generated directly by the handlebar, since it is connected just like on bicycles.