A bathroom soap dispenser bottle is a container used to hold and dispense liquid soap in a bathroom. It typically has a pump mechanism that allows the user to easily dispense the soap with a simple press. These bottles come in various sizes, styles, and materials, such as plastic, glass, or stainless steel, to suit different bathroom decor preferences. They are considered essential for maintaining good hand hygiene in bathrooms by providing a convenient way to access soap for washing hands.