The stainless steel Classic 27oz water bottle is our original, iconic, full stainless steel water bottle designed to last a lifetime. Still one of our most popular, some say best, water bottle we offer that is perfect for everyday use and easily travel with you to the office, grocery store, wilderness and beyond. Small enough to fit in a large purse or backpack and easy to clip with the included BPA-free cap. The high quality single wall stainless steel construction is lightweight, perfect for hydration and keeping drinks cold in the cooler or fridge. Available with the Sport Cap 3.0 in all colors which features high flow rate and quiet "chirp" free experience.