Best Fit Chair Size: Back Height: 14.2-19.7 inches (36-50 cm); Seat Length: 14.9-20.5 inches (38-52 cm); Seat Width: 14.9-20.5 inches (38-52 cm).Water-resistant jacquard fabric protects your office/computer chair from accidental stains. The package contains 1 back cover and 1 chair seat cover, which can fit most types of office chairs. Perfect choice for home study, office.Elastic straps are designed for a perfect fit and non-slip grip. Stretchy fabric for easy application.Fully machine washable. Do not use chlorine bleach, wash dark colors separately, iron on low heat. Upholstery Color: Black