At Bed Lines Etc., we carry Queen XL sofa bed sheets in in a durable 200 thread count, 50% cotton 50% polyester blend. And since our xl queen sofa bed sheets are attached they will not fall off in the middle of the night. Sometimes the sofa bed XL queen is also referred to as a true queen or super queen. Our extra long queen 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 Queen XL sofa bed sheets fits mattress 60"x80" x 6" Please make sure you measure your sofa bed mattress to assure the right size. If you have an odd sofa bed size please contact us as we can custom make you a set to accommodate your needs. We also offer a queen xl cotton mattress pad for your XL queen sofa bed. Our sofa bed mattress pads are made especially for sofa beds and don't look like the cheap ones you see elsewhere.