This 22oz. cork bottom stainless steel travel mugs is double wall vacuum insulated. The unique feature of this tumbler is its cork bottom, which not only adds a touch of natural elegance but also provides a non-slip base that protects surfaces from scratches and heat damage. With a capacity of 22 ounces, it's perfect for holding a variety of hot and cold beverages, from steaming coffee to refreshing iced tea. The double-wall vacuum insulation keeps drinks at their optimal temperature for hours, while the spill-resistant, clear lid with a sliding closure ensures convenient, mess-free sipping. It has a powder finish coating and keeps drinks hot for up to 4 hours and cold for up to 6 hours. Product size: 7" H x 3" W.