Evercoat Fiberglass Coloring Agent Black 1oz 100508 by Evercoat $22.39 1 2 3 4 5 6 7 8 9 10+ Quantity Quantity Add to cart Evercoat Fiberglass Coloring Agent Black 1oz #75-100508 Popular color matching agents that blend with polyester resins, epoxy resins, gel paste, polyester fillers / putties and Skid-No-More.