You see a lemonade cask.
Location
You can find these throughout whole Tibia, in most cities and in some buildings and creature settlements.
Notes
It can be used to fill Fluid Containers with lemonade.
It looks the same as a Beer Cask, a Cask of Brown Ale, a Cask of Brown Ale (Item), a Rum Cask, a Small Cask, a Water Cask and a Wine Cask.