Specification Size Information:90-140cm /35"-55"145-185cm /57"-73"190-230cm /75"-91"235-300cm /93"-118"Package Include:35"-55": 1 sofa cover x 6 sofa foam strips57"-73": 1 sofa cover x 6 sofa foam strips75"-91": 1 sofa cover x 6 sofa foam strips93"-118": 1 sofa cover x 8 sofa foam stripsHow to Install: 1. Pull up the four corners of the sofa cover (the fabric is facing outwards) hanging directly above the sofa 2. Pull the four corners to the bottom of the sofa at the same time 3. Simply handle the surface folds, the stitching of the sofa cover is aligned with the four sides of the sofa 4. Install the sofa foam strips in order, and insert the excess fabric into the slits (operate in the order of the middle first and then the sides)Important Note:Please measure the length of your sofa include armrests before purchasing, it's better to choose the size which is slightly longer than your sofa. If the distance between the two ends is 90-140(cm), please choose 35"-55"; If the distance between the two ends is 145-185(cm), please choose 57"-73"; If the distance between the two ends is 190-230(cm), please choose 75"-91"; If the distance between the two ends is 235-300(cm), please choose 93"-118".2. Due to different measuring tool and ways, there may be slight measurement deviation about the data shown. 3. Due to the reason of shooting or display, such as occurred with the picture color is not the slightly same as the material, thanks for your understanding.