Work wear provides a lot more than company clothes to wear. They provide safety in certain work places, they can help with health regulations in certain industries, they can provide a sense of community in an isolated workforce. All these help the company run more efficiently & effectively with absolute minimum micro management. which most certainly makes work wear absolutely necessary in the work place.
If you are thinging of having work wear printed local retailers are not far away and the monetary loss is more than made up for in the long run.