Double-Wall Insulation: A 20 oz stainless steel tumbler typically features double-wall insulation, helping to keep your beverage hot or cold for extended periods. Durable Construction: Made from high-quality stainless steel, these tumblers are resistant to rust, corrosion, and denting, ensuring long-term durability. 20 oz Capacity: The 20 oz capacity is ideal for holding a variety of beverages, including coffee, tea, water, and more. Includes Lid: The tumbler comes with a secure lid, featuring a convenient opening for sipping and preventing spills while traveling. Stylish: With a sleek and modern design, stainless steel tumblers are not only functional but also stylish, adding a touch of elegance to your drinkware collection.