18 CM

The video likely worked due to its visual appeal and the clear, concise demonstration of facial exercises. The use of a timer and visual aids creates a sense of urgency and provides helpful context, making it engaging for viewers interested in beauty and self-care routines.

The video shows a woman performing facial exercises with a pencil, with a timer counting down and visual aids of facial anatomy. The exercises appear to be focused on shaping the face and jawline.