Hit your daily hydration goals with style and ease using Stanley's fan-favorite 40-ounce Quencher Travel Tumbler. Made from stainless steel with double-wall vacuum insulation, this tumbler helps keep liquids cold for hours on end. The tumbler will keep ice for up to two days, keep your drinks cold for up to 11 hours and keep your drink hot for up to seven hours. The three-position lid features an opening for a straw, an opening for sipping and a full-cover top that prevents splashes. The ergonomic handle makes it easy to carry, and the unique shape of the tumbler means it'll fit in most cupholders.