Contigo auto spout chug 40oz 1.1L Flow on - wide mouth for high flow and fast hydration; push it-push button to open spout for an easy, one-handed drinking experience Seal it in - leak-proof lid (when closed) for on-the-go convenience; cleaner drinking - spout cover helps to keep out dirt and germs Lock it up - button lock gives you added peace of mind Built to last - shatter-, stain- and Odor-resistant; BPA-free plastic Carry on - clip-on carry handle for easy transport; clean up - top-rack dishwasher safe