1. Fabric features: This sofa cover is made of 92% polyester and 8% spandex. It is environmentally friendly, durable, and fashionable. The elastic fabric provides all-round coverage, is long-lasting and colorfast, and can protect your furniture. 2. Size compatibility: Our sofa covers are suitable for sofas of different specifications. For two-seater sofas/love seats, the applicable length ranges from 135 cm to 170 cm; for three-seater sofas, it ranges from 175 cm to 220 cm; for four-seater sofas, it ranges from 225 cm to 290 cm. Please measure the size of your sofa before purchasing. 3. Included items: You will receive a sofa cover, polyester tubes (which assist in shaping the sofa cover), pillowcases (with the same pattern as the sofa cover), and installation service. All items are folded and packed in a plastic bag with a zipper. The plastic bag is waterproof and recyclable. 4. Installation and maintenance: There should be no issue with the installation if you follow the instructions in the pictures. It can be machine-washed in cold water and tumble-dried at a low temperature. Do not bleach.