In the video, a woman wearing a helmet is seen brushing the teeth of a black horse. The horse is wearing a green halter and is standing in a stable. The woman is using a green brush to clean the horse's teeth. The horse appears to be calm and cooperative during the process. The woman is focused on her task, and the horse seems to be enjoying the attention. The stable is well-lit, and there are other horses visible in the background. The video captures a moment of care and bonding between the woman and the horse.