Ice Drip Coffee Pot Brewing Coffee Machine Reusable Glass Household Summer Cold Water Pitcher Portable Teaware Coffee Maker Tool

- The water flow regulating valve can adjust the water flow speed, which can be precisely adjusted to 6-8 drops in 10 seconds. - The powder container for 1-4 people is made of high borosilicate glass and food-grade material is safe and secure. - Borosilicate glass Resistance to cold and heat. - The principle of ice-brewed coffee: It is extracted by the melting of the coffee itself with water by melting ice cubes bit by bit. - The extracted coffee presents different flavors according to the degree of coffee roasting, the amount of water, the temperature of water, the speed of water droplets, and the grinding thickness of the coffee.