Cold brew coffee tastes smooth and less acidic but is not easy to make at home. This coffee maker solves that problem in four simple steps: 1. Add 120g coffee grounds to the infuser; 2. Add 48oz of water at room temperature; 3. Close the lid and leave to brew in the refrigerator for 18–24 hours; 4. Remove the infuser after brewing and enjoy your delicious coffee. The specially designed seal keeps the coffee fresh for 2 weeks in the refrigerator. It is made from borosilicate glass, 18/8 stainless steel and foodsafe silicone. This elegant kitchen friend is super-easy to use and to clean. In fact, it is not only great for making cold brew coffee, but also perfect for cold brew teas and fruit infusions.