Can the belt be worn directly on bare skin, or is it better over clothes? — BELT Dog Hair N 52-54-56

According to the card, the belt can be worn both on bare skin and over underwear, with the wool against the body. The card does not suggest wearing it over outer clothing. The belt is fastened with velcro.

General information (not a manufacturer's instruction): in case of sensitivity to wool, the belt is not used; if the skin turns red or itches, stop using it.