Hot Cold Double Wall Stainless Steel Thermal Water Bottle Vacuum Insulated, 17oz. Capacity - Stainless A Innovative Design Lid for a Thermos You Can Sip Directly From. Flip-up Spout Straw for Quick Sip Access to Your Beverage on the Go. Double Wall 18/8 Stainless Steel, Vacuum Insulated. Enjoy 12 Hours Cool / 6 Hours Warm Large 2" Opening for Easy Cleaning, Filling, & Ice Cube Insertion. Will fit most vehicle cup holders. Hand Wash. (dishwasher temperatures & abrasiveness vary)