15% Spandex and 85% Polyester 【DETAILED SIZE GUIDE】 Please measure your couch cushions before choosing our cushion covers. Size Small: 20-27.5 inches (51-70 cm) in length, 20-25 inches (51-63 cm) in width, 2-9 inches (5-23 cm) in thickness. Size Medium: 40-50 inches (101-127 cm) in length. Size Large: 59-75 inches (149-191 cm) in length. 【SPECIAL DESIGN】 The bottom closure design and snug fit effectively prevent the sofa cover from slipping. The high elasticity and tight edging feature fine craftsmanship to ensure the cover stays in place. With secure elastic bands and durable stitching, this cover is both beautiful and functional. 【HIGH QUALITY FABRIC】 Made from a premium blend of 15% spandex and 85% polyester, our sofa covers offer exceptional comfort and stretch for easy coverage of your furniture. This soft, cozy cover provides excellent protection against daily wear, spills, and stains—perfect for families with pets and children. 【EASY CARE】 If only one section gets stained, you can clean just that part without needing to wash the entire cover. Machine washable; wash at approximately 30°C (86°F) using mild detergent. Avoid bleach and ironing. 【EXTRA INFORMATION】 The colors of the couch covers may vary slightly due to lighting and screen settings. In addition to cushion covers, our Subrtex store offers a range of sofa covers, armrest covers, bath mats, dining placemats, mattress toppers, and more.