[Large Capacity, Wide Mouth Design] This tumbler with lid boasts a large 600ml capacity, allowing you to easily add ice cubes and fruit slices. This stainless steel tumbler features a wide mouth for easy cleaning. It combines the convenience of a tumbler with a lid for a comfortable, open drinking experience. The bottom is easily accessible for optimal hygiene. [Stainless Steel Material] The entire construction of this stainless steel tumbler with lid is made of 304 stainless steel, the same material used in medical equipment. The silicone seal on the tumbler lid prevents odor transfer. This spill-proof tumbler offers durability for safe and reliable beverage storage. [Double Vacuum Insulation] This vacuum insulated tumbler with lid features a high-performance insulation layer that keeps drinks hot for 3 hours and cold for 9 hours. Despite its 600ml size, the tumbler features anti-condensation processing to prevent wet tables. Combined with its spill-proof design, this tumbler can be used safely in the car. [Compatible with both straws and direct drinking] Tumbler with lid. The spill-proof magnetic lid design unifies the straw insertion port and direct drinking port. All parts of the tumbler with lid can be disassembled, and the included straw brush allows for thorough cleaning. This tumbler combines stylish looks with functionality. [Design that blends into everyday life] The tumbler with lid's popular compact design (7 x 8.5 x 17.5 cm) fits perfectly in car cup holders. The spill-proof seal prevents leaks even during the vibrations of your commute. This stylish tumbler will stand out at the office or gym.