1.【Safety Material】: Unlike general glass and plastic products, cold brew coffee machines are made of lead-free high borate glass, free of toxic chemicals, more safe and environmentally friendly, and can help you make clean, delicious cold brew espresso.2.【Double Filter】: The ice coffee machine adopts food grade stainless steel double filter, which can effectively filter of coffee grounds, even the smallest coffee grounds can be filtered, allowing you to taste cleaner and smoother coffee, compared to traditional And ineffective single-layer filter, taste and taste will be better3.【Better Sealing】: The stainless steel lid of the cold brew coffee pot is made of brushed technology, and it is equipped with a high-strength sealing silicone ring, which makes the sealing of the pot better, you can turn it upside down, the coffee will not drip, and Refrigerator odor is completely isolated4.【Easy to Clean】: The bottom of the transparent glass coffee machine is not easy to produce dirt, it is very easy to observe the cleaning degree, and it has a silicone non-slip base.5.【Wide Range of Applications】: The cold brew coffee maker is designed to make clean, delicious cold brew coffee, but it can also be widely used to brew all kinds of tea, herbal tea, hot tea, hot coffee, juice filter or just as a kettle.