Best Reusable Water Bottles in 2025

If you want a trusty stainless steel water bottle that is school- or office-friendly, then you'll like the S'well bottle. The S'well Blue Granite Bottle is BPA- and BPS-free and made with food-grade stainless steel. It uses S'well's "Therma swell technology," meaning it's triple-layer vacuum insulated to keep your water cold for up to 48 hours or hot for as long as 24 hours. This varies on the size of the bottle -- the bigger the bottle, the longer your beverage will maintain its temperature. There are plenty of bottle designs to choose from and sizes including 9, 17 and 25 ounces. I liked that this water bottle is designed to be appropriate for just about any setting and it doesn't sweat. If you opt for the 25-ounce bottle, it's on the heavier side so if weight is a concern, choose one of the smaller options. Another downside to this bottle is that it is not dishwasher safe, so you will have to wash it by hand. This isn't the biggest deal if you mainly intend to use it for water rath ... Read full article.