Pellon 975 Insul-Fleece Fabric. White and Silver. 45 x 10 Yards by the Bolt. 975 is a unique needle punched insulated fleece with a special combination of fibers that is very flexible and easy to sew through. Ideal for lining lunch totes teapot and casserole covers ironing board covers water bottle and coffee cup sleeves shopping bags and other items that need insulation. Fiber Content: 80% Polyester / 20% Metalized Polypropylene.