Design For Living Double Wall Hot/Cold Cup with Lid, 16-Ounce, Red Double-walled thermal design keeps beverage temperature hot or cold for longer periods of time 16-ounce hot or cold cup fits most car cup holders Twist-top lid; ideal for use in any lifestyle situation office outdoors in the gym or at home Great for use everyday with water juice or iced beverages; sized to meet the needs of todays consumer Hand-wash with warm water and a mild detergent; rinse and dry immediately