1. [Specifications] size: (H)100mm x (D)80mm (tea maker), (H)88mm x (D)82mm (Filter), (H)40mm x (D)55mm(45ml small tea cups), total weight about 243g. The above data is purely manual measurement, error range: ±5mm/±10g. 2. [99.8% Titanium] Made of high quality titanium, never rust, anti-corrosion, good heat, high hardness, no deformation, and solid structure. Titanium not easy to react with other substances, will not leave a metallic smell or taste, never rust, keep the original flavor of tea. 3. [With a tea-strainer] The tea maker has a removable insert pure titanium tea filter, making tea brewing more convenient. It is used to filter the tea in the tea slag, so that tea is more clear and bright. Not only enhance the beauty of tea, but also enhance the taste when drinking. 4. [Ultralight & ] The tea maker and small tea cups are double-layer designed to prevent scalding, so it can protect your hands, not hot. It is also light and handy, bringing outdoors will not be a burden on the backpack. 5. [ALL-in-ONE Set] There is a saying in China: Sparrow, small as it is, is well equipped, so the tea set's name comes. The tea set is just like a sparrow, equipped with 1 brewing mug, 1 filter, 3 small tea cups. It has all you need for Kungfu Tea in a portable water & drop resistant bag. You can enjoy your favorite tea anywhere, especially in travel and camping.