The Shimo 470 ML Tumbler is a vacuum-insulated drinking vessel. The tumbler is made of stainless steel and features a non-slip silicone base and a stackable structure. The Shimo Tumbler is designed for ales and lagers, with its wide mouth offering an enhanced drinking experience. To clean, use mild soap and warm water. Vacuum Insulation Non-Slip Base Stackable Stainless Steel Machined grip for good handling Weight: 7.5 oz Capacity: 16 oz