Okapa explains engineering behind medical-grade water bottle in exclusive video

Swiss brand Okapa has unveiled the materials, mechanisms and manufacturing processes behind its luxury water bottle, as shown in this exclusive video produced by Dezeen.

Okapa founder Hardy Steinmann spent over eight years researching and testing different materials and mechanisms before arriving at the brand's final design.

The bottle, which is protected by more than 70 global patents, is made using what the brand says are "medical-grade" materials, including corrosion-resistant...