New Insulated Mug with Lid, Vacuum Insulated, 510ml Size *This type does not leak even when turned on its side. Upon arrival, there was one spot on the bottom with what looked like rust, as shown in the photos. The box has some damage, so please consider this if you are not concerned about it. Color: White Height: 17 cm Mouth Diameter: 8 cm Material: Stainless steel, etc. Capacity: 510ml Product Description: Doesn't leak even when turned on its side! A stainless steel tumbler with a lid and a 2-way drinking spout! The lid is completely sealed, so you don't have to worry about spills when carrying it in your bag. Also, it uses a vacuum-insulated structure that excels in cold and heat retention, keeping your drink at its delicious temperature for a long time. The wide mouth makes it easy to wash thoroughly with a sponge, and it's easy to clean, designed to maintain cleanliness.