The massage roller does what he should. The design is chic (looks like a Mars Rover) and the processing is super. Still nothing squeaks and the device is in use already for a month. According to my wife, the massaging action is great with correct pressure.
It should be noted that the front (smaller) wheels have a kind of fall. This means that the wheels converge pointedly. The idea has not yet been opened up to me but it does not detract from the benefit also ...