Style 1582 is a 14 oz/sq yd 8 harness satin weave fiberglass fabric that has a thread count of 60 x 56 ends/inch and uses the ECG 150 1/3 yarn in the warp and fill. Style 1582 has a thickness of 0.0126". The 1582 listed on this page is finished in the structural epoxy silane CS724. This is not nearly as soft as style 1582 finished in Volan and is priced accordingly.