It’s a brilliantly simple way to open a water bottle with one hand. Think of it as the minimum viable project for assistive technologies, and a brilliant use of a few 3D printed parts and some ...

A reusable water bottle that is good-looking and functional ... a bottle with a straw; a bottle you can open one-handed; a glass bottle, if you’re averse to plastic; and a bottle that protects ...

Whether you need a bottle that keeps your water ice-cold for hours, one with a built-in straw ... although it’s easy to flick open and lock with a single hand. And, the Steel version of this ...