Fiberglass cloth styles in the Greige, "loom state" or unfinished. Fiberglass cloth in the Greige is commonly used in Silicone Rubber coating, the absorbant layer in Vacuum bagging, heat barrier type insulation applications. The glass yarn still has the PVA release type coating on the yarn used in the weaving process and is not normally suitable for any type of thermoset resins such as epoxy, polyester or vinyl ester. (though there have been some special impact type silane finishes applied over greige cloth) Read more on Fiberglass Finishing. Each style has individual roll sizes available. All prices are plus shipping. All styles are negotiable and more so with the greater quantity of yards you buy. Call us at 800-218-1375 or email us at thayercraft@cs.com for any rolls you want.