Well, I've tried diapers for Willi, too when he had the runs so bad that he was dripping. It didn't work, he hated it. Then I bought this :https://www.amazon.de/Tierunterlage-Krankenunterlage-Einmalunterlagen-Gr%C3%B6%C3%9Fe-lagig/dp/B008LD9LVW/ref=sr_1_15?ie=UTF8