Fits Chair Dimensions (M): Back Height: 60-69 cm; Seat Length: 16.5-20 inches (42-52 cm); Seat Width: 45-55 cm. Waterproof jacquard fabric protects your office/computer chair from accidental stains. Available in different colors and patterns to match any interior. Available in M/L sizes to fit most types of office chairs. Perfect for home study, office. Elastic strap design provides a perfect fit and non-slip grip. Elastic fabric, easy to stick. Fully machine washable. Do not use chlorine bleach, wash dark clothes separately, use steam iron.