The perfect addition to your rough commutes, day hikes, or kayak sessions, this insulated water bottle has the power to keep your water cold (or coffee hot) until the last sip. And with the leak-resistant YETI Straw Cap, youve got a bottle made for every day, easy sippin 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 Note: Do not use the YETI Rambler Bottle Straw Cap with hot, carbonated, or pulpy beverages or for storage of food or perishables