Made with premium quality Bpa Free 304 stainless steel, the Hydration Nation Sports Water Bottle is exactly what you need for your everyday hydration needs. Its double-wall vacuum insulation keeps your favorite drink cold for 24 hours and your hot drink piping hot for 12 hours. Comes with three easy to use lids: stainless steel lid, secured flip lid, and a straw lid. You can now switch bottle tops depending on the activity or beverage. Each lid has a silicone ring that prevents unwanted leakage when carrying or stored. 2 additional straws included. This water bottle is constructed for functionality and versatility without the use of plastic. Crafted with a double wall vacuum interior that doesn t leave any metallic taste and keeps liquids insulated for hours. Outer coating is sweat-free and guarantees extended temperature longevity of your liquids no matter the activity.