Inside the bottle, the plastic drinking tip connects to a metal straw. In contrast, the Owala uses a plastic interior straw. For people who prefer to keep plastic out of their drinking water ...

My water bottle ... to my Hydro Flask, but instead of a straw, it reveals a wider opening. Not only do I generally prefer that to the caps you have to fully unscrew to drink from, but I found ...

Drinking enough water is simple enough ... Children or those who plan to use their bottle while exercising may prefer pop-up straws, while anyone who likes to glug their drink should look for ...