There are 2 packs of 50g ground coffee which is in a non-woven filter. You can simply put one pack in a carafe you have to make cold brew or milk brew out of it. 

Recommend Recipe)
Coldbrew: 1 pack for 800g of filtered water. 12 hours room temperature brew, take the pack out and store it in the fridge.
Milkbrew: 1 pack for 750g of milk of your choise. 12 hours in the fridge, take the pack out.