It's a cup! It's a bottle! Wait! Its both. Includes lid combining straw lid and flip top lid all in one. Features a glossy, light-catching opalescent finish that's out of this world. Enjoy your favorite cold or hot beverage anytime, anywhere. Double Wall, Vacuum Insulated Premium Powder Coated Finish Food Grade Copper Coated Insulation Hotter 10x Longer Than Ceramic & Glass Keeps Cold Up to 9 Hours and Hot Up to 3 Hours Non Slip Silicon Base Leak Proof Straw.