This stretch chair covers is made of PU leather.(35%PU leather, 57% Polar fleece and 8% Spandex). Chair covers about 0.7 mm thick, soft and comfortable to sit on. The PU leather stretch chair cover has good quality, wrinkle resistant, soft and comfortable cover, the stitches are carefully and neatly with compact suture. 
Size: : Backrest height 17.7-23.6inch(45-60cm); backrest width 13.7-18.8inch(35-48cm); seat length 15-18inch(38-46cm), seat width 15-18inch(38-46cm). Please measure your chair before purchasing to ensure the best fit. 
The waterproof and oil proof chair covers can prevent your chair from kids playing or pet's scratch and bite. Most food spills or pet hair or other dirty can be easily wiped off from the restaurant chair with a damp cloth. 
The chair covers can be washed by both machine wash and hand wash below 30°C water temperature. Waterproof, you can easily wipe with a damp cloth.  Do not bleach or iron.