Why it worked
The video likely performed well due to its clear demonstration of a novel product that solves a common problem (carrying a phone while wearing a smartwatch) in a visually appealing and concise manner, appealing to a specific audience interested in fashion and tech accessories.
Summary
The video showcases the Freeband, a pink band designed for Apple Watches that can also securely hold a phone. It demonstrates how the Freeband can be used as an alternative to a traditional Apple Watch band, offering a new way to carry a phone.