No More Spills - The AUTOSPOUT lid features a straw and a spill-proof valve so you don't have to worry about spills (even when it's open!!!!);Clean Up - Top rack dishwasher safe lid and body;For the Long Haul - Drinks stay cold up to 14 hours with THERMALOCK Vacuum Insulation;Material Matters- 100% BPA Free Stainless Steel, BPA-free kids water bottle;Cleaner Drinking - Protective spout cover helps keep out gross dirt and germs