• Double-wall vacuum insulation keeps beverages hot for 3+ hours and cold for 9+ hours. • Made from premium 18/8 kitchen-grade stainless steel, rust-proof and durable. • Sweat-proof design prevents condensation, suitable for hot or cold drinks. • Can be used as a travel mug, office mug, or for home use. • Elegant pearlized finish resists scratches, peeling, and fading. • Mirror finish stainless steel interior for easy cleaning and long life. • Includes lid for spill prevention during travel. • Suitable for coffee, tea, or other beverages.