Leak proof, do not worry the coffee does not dripipip onto the clothes. This Vacuum Cup is very practical, goat horn shape, very fashionable and add to your personality. With one long and one short shoulder strap, can make the cup hanging in the bag as decorative. The leather case design of the cup not only a beauty, you can also as the stent, that easy to stand on the table. This Mug very safe and health for human body. Capacity: 230 ml Colour: black Material: stainless steel + ABS Package Contents: 1 * cup 1 * long hand strap 1 * short hand strap Only the above package content, other products are not included. Note: Light and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.