I transformed my stained sofa using fitted sheets - it was so easy and cheap but looks brand new | The Sun
Morella Double Sofa Bed - Big Furniture Warehouse
Bedtime Comforts Ltd SOFA BED/PULL OUT BED FITTED SHEET 115cm x 180cm (45" x 71") 300 Thread Count (Silver Grey, 4" Depth) : Amazon.co.uk: Home & Kitchen
Sofa Bed / Pull Out Bed Fitted Sheet (Various Sizes & Colours)
King Sofa Bed Sheets (76”x80”) 100% Cotton 400 Thread Count – Bed Linens Etc.
Devon 3 Seater Storage Chaise Pull Out Fabric Grey Velvet Sofa bed | DIY at B&Q
75 x 190cm Fitted Sheet For Sofa Bed
12pcs Bed Sheet Clips With Six-sided Fixing, Non-slip Bed Sheet Fastener For Sofa Cover, Bedspread, Quilt And More (suitable For 1.5-2m Bed) | SHEIN UK
Non-printed single layer three-piece suit of blankets winter thicken thermal blanket bed sheet sofa blanket | Fruugo UK