Medical Barrier & Personal Protective Equipment Fabric 60 inches wide "Maxima Fabric" 99% Polyester 1% Carbon Fiber 3 ounces a square yard. The fabric is lightweight and can be repeatedly washed in hot water. This fabric is autoclavable and may be sterilized either by autoclave or gamma radiation. The fabric shipped by Magna Fabrics is genuine Maxima AT Fabric. Other vendors are selling similar and not genuine fabric under this listing.