Engineered from double-wall vacuum-insulated stainless steel, this 20-ounce tumbler features a streamlined silhouette with an ergonomic side handle. A splash-proof sip lid prevents spills on the go, while the narrow base fits standard cupholders for seamless daily travel. Engineered from double-wall vacuum-insulated stainless steel, this 20-ounce tumbler features a streamlined silhouette with an ergonomic side handle. A splash-proof sip lid prevents spills on the go, while the narrow base fits standard cupholders for seamless daily travel.