A thick roll of endless linen bandages that are dove gray in color and soft as feathers. Bind the bandage around your wounds and it will heal you as long as it lasts.
On success you get 5.5 health regeneration for 10.5 rounds.
Abilities are associated with one or more classes and can be used by both players and NPCs, and most abilities has to be learned and sometimes require points to be invested into them. Rarely, you can find a special ability scroll with limited uses, and these can be used if you have not learned the ability, but with a limited number of uses on the scroll.