Feature●It is compatible with epoxy, vinyl ester, and polyester resin systems.●RECOMMENDED FOR EPOXY RESIN●Superior strength to Woven Cloth●Consumes less Resin and "Wets-Out" with little effort●May be rolled and folded. This does NOT harm the product. Folding is common in production.Description BOEMEN Glass fibres, Fiberglass Woven Roving Cloth Plain Weave, 8.6inch x 157inch (22cm x 40m) Long for Boat & Pool Repair