The Klean Kanteen Tumbler Straw Lid is the perfect accessory for our Insulated Tumblers and Steel Pint Cups and to save the planet from plastic straw waste. Great for smoothies, pressed juice, or iced coffee, the Straw Lid makes sipping easy. Press fit Straw Lid is BPA-free and easy to clean with removable silicone gasket. Includes steel straw with silicone tip. A great solution to single-use straws! NOTE: Straw Lid is NOT leakproof.