A simple portable filter cup designed for personal tea drinking , Anytime , anywhere , Drink if you want . The original clay contains high iron , Ferroelements are made by high temperature burning . The cup body silicone sleeve can heat insulation and anti-scalding, modern, simple and stylish shape. Three-piece design, the lid can support the filter, and the built-in milky white glaze filter is convenient for making tea to filter the tea dregs. Capacity: 230ml