HIGH QUALITY MATERIAL: Made of premium jacquard fabric with spandex, soft, comfortable, stretchy and modern. It has excellent elasticity, wrinkle and friction resistance, dimensional stability and good anti-static performance, which guarantees to fit more than 90% sofa arms perfectly. 1. Made of premium jacquard fabric with spandex, soft, comfortable, stretchy, luxurious and elegant. Upgrade your sofa armrest into to a brand-new appearance. 2.Applicable armrest size 18-21 inches(45.7-53.3cm) long, 6.5-8 inches(16.5-20.3cm)wide 8-11 inches(20.3-27.9cm) high. 3. Machine washable, no need to worry about clean after use. Reactive dyeing technique guarantees the great color fastness, preventing armrest covers from color fading. It stays lively and vibrant all the time and helps to update your home décor efficiently and effectively.