A removable nap mat cover is made of two fabric panels and has one end closed with an end fastener. The nap mat slips between the fabric panels. The end fastener secures the fabric panels together for about +E,fra 2/3+EE of their width defining openings large enough for a person's hand to fit through. The end fastener prevents the nap mat cover from coming off the mat. The end fastener may be hook and loop fastener.