The Asobu "Cold Brew Coffee" coffee maker will not only allow you to make coffee using the "Cold Brew" technology, but also take it with you and keep it fresh and cool. By the way, the coffee maker is also suitable for brewing tea and coffee using the hot method. The recipe for brewing in the Asobu "Cold Brew Coffee" coffee maker is simple: 1) Fill the top part with a filter with ground coffee, 2) Pour cold water in a ratio of 1:4, 3) After 4-12 hours, the drink is ready! The brewing time depends on your taste preferences: the longer the coffee is brewed, the stronger it is, 4) Press the button to pour the drink into the 1-liter thermos at the bottom. The top part of the coffee maker is made of Tritan, absolutely safe for humans, heat-resistant, and lightweight, the bottom part is made of 18/8 stainless steel with nickel and chromium, corrosion-resistant. The reusable filter is made of stainless steel. The bottom vessel of the coffee maker can be detached and taken with you, sealed with a tight-fitting lid included. The double walls of the bottom flask and vacuum insulation will keep the temperature for up to 12 hours. • The coffee maker can be used as a drink container • Keeps coffee temperature for up to 12 hours when closed • Does not require the use of disposable paper filters, which is beneficial for the environment • 1-liter capacity - enough for the whole day • Only high-quality materials, completely safe for humans • Easy to disassemble, easy to clean • Suitable for brewing tea and coffee using the hot method