It is distinguished by a unique design and various colors. Choose your color and enjoy the taste of coffee or tea in your favorite mug! The KeepCup cups are made of glass and durable, non-toxic plastic, and they fit perfectly in your hand. They are great for when you want to brew coffee and drink it on the go. KeepCups are not thermo mugs that will stay airtight even when tossed in a bag - the brand's goal was rather to create a sustainable, eco-friendly alternative to paper cups. By using KeepCup, you have a lower environmental footprint every day. An interesting fact is that to create one KeepCup, you need as much material as would be used to produce only 20 disposable cups. The cups are dishwasher safe and microwave safe. Material: glass, plastic. Capacity: 340 ml. Color: transparent, brown, black.