I. About Borosilicate Glass Borosilicate glass is well-known for its low rate of thermal expansion and less subject to thermal stress. When used as a glass container, it can withstand instant temperature change from minus 30 ℃ to 150℃. It is widely used on premium wineglass. II. Stainless Steel Filter Coil The smart infuser won't rust through years of use. And it is also easy for you to clean up! Or you can take it out, and let the teapot pour out your fruit tea with more sweets. III. Anti-Scald Handle The ergonomically-designed handle is comfortable to grip in your palm. The thermal-resistant feature keeps the handle always tender to grip though with boiling water. IV. Easy to Use and Clean Made up of 3 separate and detachable parts, the whole cleaning process is thorough and easy. V. Fuss-free Design Large spout for easy and quick pouring. VI. Stovetop Heating This teapot is top rack dishwasher safe, and stovetop safe as well for gas/electric (not induction) stoves on low to medium heat. Package includes: 1* 1000ml glass teapot; 1* Filter Coil; 1* Bamboo lid; Product Specifications: Teapot measurements: Teapot Bottom Diameter: 12cm; Top Diameter: 8cm; Height: 12.5cm; Width: 20cm; Spout Diameter: 22mm; Volume: 1000ml; Capacity: Maximum Teapot capacity is 1000ml. Pouring Capacity: 800ml.Normal usage capacity is 800ml (Makes 4 large cups of tea). Suitable for all type of loose leaf teas. This teapot also can be used as a steeper for flowering teas by removing the strainer.