Subrtex Knit Stretch Dining Room Chair Slipcovers (2, Black Knit) Knit Stretchable fabric chair covers made of 85% polyester and 15% spandex.Best choice of 90% parsons chair. Size:the height of chair back is 18-23'' and the width is 15-17'' .The width and length of chair seat is 14-18'' and thickness is 1-4''.NOTE:PLEASE MEASURE BEFORE ORDERING. Machine wash separately, cold water. Do not bleach. Tumble dry low. No Ironing. This chair cover Can be used for kitchen,bedroom,living room decoration,office or Hotel,wedding banquet,celebration,ceremony,etc. This chair cover can protect your furniture from spills, stains, wear and tear.And all of our chair covers are done by Anti-mite process. So they are Environmental and healthy.