There are three individuals in the image. The person on the left is wearing a black helmet and red gloves, holding a fire extinguisher. The person in the middle is also wearing a black helmet and red gloves, holding a fire extinguisher. The person on the right is wearing a yellow helmet and red gloves, holding a fire extinguisher. All three individuals appear to be firefighters, as indicated by their protective gear and the fire extinguishers they are holding.