If you’re thinking about getting a #GalaxyZFold3, one of your biggest concerns is probably durability due to problems with previous generations of the folding phone. We addressed that issue in our review, but a new video from Samsung demonstrates some of the testing procedures its Galaxy Z Fold 3 and Z Flip 3 phones undergo. To calm consumer concerns regarding durability, #Samsung released a video putting the phone through a variety of stress tests. The environmental chamber tests phones in a variety of climates, like dry or cold conditions. S Pens weren’t compatible with the Galaxy Z Fold 2 or Z Flip, but they are supported by these newer models, making the extra space offered by two screens even more functional.