E-Glass Stitch Combo Fabric (Biaxial fiberglass fabric)consists of two or more layers of fiberglass rovings which are stitch-bonded.one layer of rovings consists of parallel aligned roving and different layers of rovings can be oriented differently and have different linear density.The rovings specification,rovings orientation,number of rovings layers,mat width and roll diameter can be tailor-made according to customers' requirements.