All Day Hydration and Cold Performance - Capacity and versatility: This large travel tumbler with a lid and straw holds 50 oz of your favorite beverages, including water, smoothies, iced coffee, or iced tea. The included ounce marks help you track your intake. - All day cold: Double-wall vacuum insulation and durable 18/8 stainless steel construction keep drinks cold for hours. Drinks stay cold up to 50 hours. BPA-free. - Spill-proof and table-friendly: Features a spill-resistant design with a matched straw and patented 3-in-1 lid for sipping, drinking, or gulping. The 50 oz cup has a wide base, providing stability on tables and at the gym. - Practical design: Ergonomic handle, sweat-proof exterior, and Soft Sit bottom protect furniture. Easy to clean and dishwasher safe; 100% recyclable. - Great gift: Available in multiple colors and designed to appeal to women, teens, men, nurses, and teachers thanks to its innovative design. Use scenarios - At work or during workouts: Keep hydration close at hand with a durable, easy-to-use bottle that stays cold through long shifts or intense training. - On the go: Ideal for road trips, errands, or school days, offering a single bottle that covers your hydration needs all day. - For caregivers and educators: Reliable, long-lasting cold beverages during busy shifts or teaching days. This description preserves the original product features and emphasizes function, capacity, materials, performance, and practical applications in a clear, professional tone.