The video shows a woman in a black tank top and patterned leggings working out in a gym. She is using a cable machine to perform tricep extensions, a common exercise to target the triceps muscles. The woman is standing in front of the machine, holding the handle attached to the cable with both hands, and pulling it down towards her body while keeping her elbows close to her sides. Her movements are controlled and steady, indicating she is experienced with the exercise. The gym environment around her is equipped with various exercise machines and weights, suggesting a well-facilitated fitness center.