The Work Series Travel Mug incorporates Thermos vacuum insulation technology, ensuring maximum temperature retention, hot or cold. Big 20-oz. capacity holds 40% more than standard 14-oz. mugs. Unbreakable stainless steel exterior with easy-to-clean plastic interior. Fits most automotive cup holders. Comfortable rubberized handle. Dent-resistant and rugged for ultimate durability. Capacity: 20 oz. Dimensions: 6.0"W x 3.8"D x 8.3"H.