Stay Hydrated: This stainless steel insulated half gallon (64 oz.) water bottle uses double-layer vacuum sealed insulation to keep your drinks hot or cold all day long. (12 hours hot / 24 hours ...

or just keeping lots of ice water at hand during a long beach day. If the 64 oz is a little too hefty for your liking, you can also opt for the smaller 40 oz version. The 17-oz S'well bottles are ...