WHAT MAKES THEM SO SPECIAL Easy to use The hot water is spread slowly and evenly over the coffee powder. This creates a wonderful aroma. Easy pouring out the hot coffee. The bamboo cuff protects your fingers from burns. PRODUCT FEATURES • Borosilicate glass - heat-resistant and tasteless • dishwasher-safe without bamboo and leather cord • Bamboo cuff • leather cord • Drip-free pouring • 800 ml makes approx. 6 cups • 400 ml makes approx. 3 cups