ELEGANTLY FUNCTIONAL: The Maxam Stainless-Steel 4-piece Double Wall 13-ounce Tumbler Set is a stylishly dependable collection of unbreakable drinking containers that keep ice-cold beverages colder and piping-hot beverages hotter longer. LONG-LASTING STAINLESS-STEEL CONSTRUCTION: Forged out of durably reliable stainless-steel with a smooth cooling finish, our double-walled tumblers feel comfortable in your hand and are totally dishwasher safe. INCREDIBLY RELIABLE INSULATION: Perfect for daily use as well as poolside, on the patio, at the office and while camping, the stylish brushed-steel of Maxam's 4-piece Double Wall Tumbler Set insulates beverages remarkably well anywhere life takes you. MONEY-SAVING THIRST-QUENCHING AFFORDABILITY: Standing 5.5 inches tall with a 2.5 inch diameter, our practical beverage containers won't break like glass eventually always does and are healthier than plastic cups providing a lifetime of dependable use. INNOVATIVE LIFE-ENHANCING ACCESSORIES:Maxam is a cutting-edge household goods producing company that makes modern daily life easier and more economically enjoyable by creating useful kitchen tools that are designed to last forever.