We bought it for our two boys. Age: 5 and 6. They are too heavy to allow them to carry long distances himself from them. But since we have needed for a Nordseeurlaub and deep holes in the mud, they would be stable. Normal blades break then off very quickly. The boys loved it. In watts while digging the weight no longer noticed. And the handle at the end is great, so that they can the nice trail behind in watts. So there they do not have to be worn.
Our two blades were not processed the same. The step edge above was in one, as you would expect, slightly rounded and a few cm wide. In the other hardly rounded and only a few millimeters wide. That would hurt because nachzuhelfen with the root of the blade. Despite full marks because the boys have not tuned disturbed and were fully satisfied.