Using this collar is a breeze. Just fasten it around your pet's neck through the buckle. To ensure the best fit, use the middle hole as a reference for sizing. When it comes to maintenance, keep it away from excessive moisture and sunlight. If it gets dirty, gently wipe it with a dry cloth. Avoid using harsh chemicals as they can damage the leather and the hardware. With proper care, this collar will serve you and your pet well for a long time.