Simple and extremely exquisite. The "Just Stainless Steel Mug" series is no different. Stainless steel mug features a rugged look without any unnecessary logos or decorations. Holds up to 180-500ml Available in variations of single and double-layered construction (chubby as an outer knit). Great for outdoor use or as a personalized mug 180ml is also perfect for toothbrushing grooms. There is no change in the meaning, but it is carefully manufactured in the Tsubame Sanjo region of Niigata using 18-8 stainless steel. *Please note: The capacity listed is full of water. Please consider the proper capacity for about 8 minutes. The handle has 2 spot welding marks. Please be careful as this product is not intended for use with direct flames. In order to reduce business waste, the packaging is only a bag bag. Instruction manual is not included. Please check the product description.