Reduce Reusable 50 Oz Cold1 Water Tumbler ? Ergonomic Handle ? Double-Wall STAYS COLD ALL DAY: Thanks to the advanced double-wall vacuum insulation, this 50 oz insulated tumbler keeps your beverages cold for up to 32 hours, ensuring you stay refreshed and hydrated throughout your day at the gym, beach, or during outdoor adventures. DURABLE AND NATURAL: Made from 18/8 food-grade stainless steel, this 50 oz tumbler is BPA-free and built to last, offering a sustainable and long-lasting hydration solution for health-conscious individuals and those seeking environmentally friendly options. UNMATCHED VERSATILITY AND CONVENIENCE: The patented 3-in-1 lid allows you to sip, chug, or use the reusable straw, giving you flexible hydration options perfect for water, smoothies, iced coffee, or tea; ergonomic handle ensures easy carrying whether you're at the gym, beach, or on-the-go. STAY SPILL-FREE AND QUIET: Tackle your day with confidence, thanks to the wide, sturdy base and Soft Sit feature that provides a stable grip on any surface, keeping your tumbler desk-friendly, spill-proof, and noise-free?perfect for busy professionals, students, and anyone on the move. STAY HYDRATED AND TRACK YOUR INTAKE: Designed with inner ounce markings, this tumbler makes it easy to monitor your daily hydration, accommodating water, smoothies, iced coffee, or tea, perfect for busy individuals and an ideal gift for everyone.