A double-walled, insulated glass tumbler with a tea strainer, simple design, and a capacity of 300ml. - Material: Glass; Lid and tea strainer are metal. - Features: With tea strainer - Size: 300ml - Design: Simple, transparent design - Diameter: 6.5cm Thank you for viewing. It has some weight. Shipping will be via anonymous delivery Takkyubin (750 yen and up). We are happy to accommodate combined purchases. If the shipping size doesn't change, we may be able to discount the cheaper shipping cost.