At Bed Lines Etc., we carry sofa bed sheets in in a durable 200 thread count, 50% cotton 50% polyester blend. And since our sofa bed sheets are attached they will not fall off in the middle of the night. Our full sheet set includes a fitted sheet with attached flat sheet, and two standard pillowcases, and fits mattress up to 6". We also offer the option of having them unattached if you like. Our full sofa bed sheets fits mattress 54" x 72" x 6" Please make sure you measure your sofa bed mattress to assure the right size. We also offer full sofa bed cotton mattress pad for your sofa bed. Our sofa bed mattress pads are made especially for sofa beds and don't look like the cheap ones you see elsewhere.
Please measure you sofa bed mattress to make sure you get the correct size sheets for your sofa bed.