HARTMAN ZETUVIT ABSORBENT DRESSING. Hartmann Zetuvit absorbent dressing in the 10cm x 20cm size is. 3 SINGLE STERILE DRESSINGS. 10CM X 20CM. High Absorbency : The dressing features an absorbent core made of soft cellulose fluff which effectively absorbs and retains wound exudate, helping to prevent maceration of the surrounding skin.