• Material: Stainless steel interior (often 316 or 304 grade) designed to resist odors and retain flavor.
• Capacity: Typically around 450 ml to 650 ml.
• Insulation: Double-wall vacuum structure that keeps hot or cold beverages at temperature for hours.
• Lid & Handle: Equipped with an ergonomic side handle and a seal-tight lid, with some variants including a digital temperature display on top.