National bed underpad that prevents leakage of moisture to the bed mattress. Underpads consisting of two layers, one cotton and the other insulating. Single use. Can be used for children, people with special needs, the elderly, and the disabled. Bed underpads are suitable for changing wounds after operations (sterilizing them and changing gauze and adhesive). Suitable for use in cases of nocturnal enuresis in children. Suitable for home use, clinics, and hospitals. Carton of 150 underpads.