Futon mattresses are thin, flexible mattresses that originally come from the Japanese sleeping tradition. They consist of multiple layers of cotton, foam or other natural materials that together provide a firm but comfortable sleeping surface. Futon mattresses are often used directly on the floor or on a futon crib and can be rolled or folded during the day to save space. They are popular for their minimalist design, multi-functionality and space-efficient nature. Thanks to their simple construction, futon mattresses offer a practical and compact sleeping solution.