1. Fabric: Wingback side chair covers are made of polyester and spandex fabic, soft touch, stretches to fit most chairs easily, with waterproof coating which can effectively prevent water or drinks from getting wet on your chair, not completely waterproof, only protects against daily spills, when there is water damage on the surface, it should be wiped off immediately. 2.Suitable Size: One size fit most standard wingback side chairs, armchair, accent chairs etc. Seat length: 17-20.5in(43-52cm), seat width: 18.9-22.4in(48-57cm), seat thick: 4-6in(10-15cm), back height: 17-20.5in(43-52cm), back width: 17-19.7in(43-50cm). Please measure your chair before order. 3.Non-Slip Design: The wingback dining chair covers are constructed with thick elastic bands to cover the bottom edges well for a full-protection, which is convenient to fix the chair cover on the chair bottom to prevent slipping or moving around. Sewn on the bottom made these functional covers more uniform style, providing whole protection and a compacted effect. 4.Function: The wingback dining chair covers protect your side chair from food and drink spills, pet hair, make your furniture accent side chairs stays looking like . It can be used as a backrest chair for hotels, weddings, banquets, dinners, homes, offices, bars, cafes and restaurants.