Expandable dining sets are versatile furniture pieces designed to accommodate varying numbers of guests. They typically feature a table that can be extended using leaves or additional sections, allowing for a compact size for everyday use and a larger size for special occasions. This flexibility makes them ideal for both small and large dining spaces. These sets often come with matching chairs, which can also be stored away when not in use. Expandable dining sets are popular in homes where space is limited, as they provide the functionality of a larger table without permanently occupying extra room.