In the video, a man is seen kneeling on the floor. He is wearing a black knee brace on his left knee. The man is holding a black strap in his right hand and is adjusting the strap on the knee brace. He appears to be making sure that the strap is tight and secure. The man is wearing black shorts and is barefoot. The floor is made of black tiles, and there is a water bottle on the floor next to him. The man is focused on adjusting the strap, and there is no one else visible in the video.