Built to house 35 ounces of your favorite cold beverages, this is one hefty hydrator. Supremely insulated and made with an elevated handle and a cup holder-compatible design 18/8 STAINLESS STEEL - Resists dents and drops and the Double-Wall Vacuum Insulation keeps drinks cold to the last drop NO SWEAT DESIGN - prevents condensation, keeping hands dry DISHWASHER SAFE - Because no one needs more work to do STRAW LIDS - are built to last and have a molded-in stopper that holds your straw safely in place. And just like all YETI Rambler Lids, it’s shatter-resistant, dishwasher-safe, and BPA free. Do not use the Rambler Tumbler Straw Lid with hot beverages