Bib Aprons-Black-2 Piece Pack-new Spun Poly-commercial Restaurant Kitchen-**free Shipping** Spun Polyester Made out of 7.2 Oz 100% Jet Spun polyester Excellent Color fastness-Color will not run or fade. Stain Resistance-Polyester does not soak up stains as cotton,thus, launder much easier. Spun Polyester has the feel of Cotton and none of the Shrinkage of cotton. Spun Polyester require no Ironing.