Measure your chair before purchasing: Chair back: (22-25 inches) width x (31-35 inches) height/ Chair seat: (16-20 inches) width x (22-25 inches) length. /Chair armrest: 7.8-11 inches. 2 armrest covers that only specifically designed for armrests with protruding armrest pads.Unversal-fit and Non-slip Design: The chair Back cover equipped with high-quality zippers on both sides to fit all the game chair even the chairs whose arms attached to the back. The chair seat cover adopt elastic band and tie rope design not only provide a secure and tailored fit, but also make removal and washing a breeze.Premium Quality Fabric: Our office chair covers are crafted with utmost care high stretch Velvet fabric to protect your game/computer chair from unexpected stains. Different colors available to match any home study,office interior.Easy Care: Machine wash in cold water and wash dark colors separately. DO NOT bleach, NO dray cleaning. Iron in low heat.Included: A package contains 4 pieces. 1 chair back cover, 1 chair seat cover, 2 armrest covers.