a bed clothing assembly for a mattress including a mattress band and a unitary sheet assembly that is removably attachable to the mattress band for attaching and changing bedding . the mattress band encircles the sidewall of the mattress , and includes upper and lower edge portions that extending inwardly and continuously around the peripheral edges of the top and bottom surfaces of the mattress , respectively , when the mattress band is installed on the mattress . the unitary sheet assembly includes a bottom sheet and top sheet connected together as one unit . a plurality of fasteners around the bottom sheet permit the detachable securment of the bottom sheet to the mattress band to facilitate placing the unitary sheet assembly on the mattress . this particular construction and arrangement is advantageous to a person that is physically disabled and permits easy changing of bedding without having to lift the mattress .