Is your coffee cold by the time you get to work? Ice water luke-warm after a few casts on the lake? The Yeti Rambler Tumbler is the solution to your beverage frustrations. These tumblers have been over-engineered to ensure your beverages will stay ice cold or piping hot longer. Feature double-wall vacuum insulation and a 18/8 stainless steel body. The Yeti Rambler can take a beating, and is built with the strength you come to expect from Yeti products. All Yeti Ramblers are BPA-free, dishwasher safe, and have a No Sweat design to keep your hands dry.