a). wrinkle FREE, stain resistant , most durable for repeated use,
machine-washable;
b). four-way stretchable spandex waffle checker fabric, most
popular- around **0GSM,
c) good fabric elasticity: the fabric has about a *6% stretch
ability, which means a chair back of *5" wide stretches to a
*5",
so the types of chairs this can fit can range broadly.