Eight years of research and 10,000 prototypes have created a luxury water bottle claiming to redefine the experience of ...

Which rubber hot-water bottle is best? There’s nothing like a warm substance for soothing aches and pains, and a filled rubber hot-water bottle is one of the older and most trusted methods of ...

A new water bottle from a startup called Cove looks like it’s made from ordinary plastic. But it’s the first of its kind to be made from a blend of PHA, a type of bio-based plastic that’s designed to ...

A green accounting method called “mass balance” certifies that something was manufactured with recycled plastic — just not necessarily much of the bottle making the claim. By Julie Creswell and Hiroko ...

All products featured here are independently selected by our editors and writers. If you buy something through links on our site, Mashable may earn an affiliate commission. Having your own reusable ...