Enjoy a hot or cold drink for up to twice as long with the 15 oz. Stainless Steel Vacuum Insulated Mug with Slider Lid! Crafted from high-quality 18/8 food-grade stainless steel, this mug resists extreme temperatures while keeping your brew tasting fresh. The clear lid allows you to quickly access your beverage while keeping it safe and secure. What are you waiting for? Start sipping in style today! Available in 18 amazing colors!