PERFECT FIT: Sofa length 180-210 cm/ 70.87-82.68 inch; Sofa width: 55-65 cm/ 21.65-25.59 inch; Backrest height: 55-65 cm/ 21.65-25.59 inch; Sofa cushion thickness: 20-30 cm/ 7.87-11.81 inch. Note: Before you buy, please measure your sofa and check our dimension chart carefully. Normally, the size of a sofa cover should be slightly larger than that of a sofa.