The video shows a person applying a white substance to a floor using a sponge and a roller. The person is seen kneeling on the floor and spreading the substance evenly across the surface. The person then uses the roller to smooth out the substance, ensuring that it is evenly distributed. The floor appears to be made of concrete or a similar material, and the substance being applied is likely a type of sealant or adhesive. The person is wearing casual clothing and appears to be focused on the task at hand. The lighting in the room is bright, and the walls are painted a light color. There are no other objects or people visible in the video.