Bosal Fleece certain to keep things warm. Polytherm 100% Polyester 31 x 36 White- Heat reflective fleece that reflects heat back to the source. Great for use in potholders oven mitts tea cozys wine caddies lunch boxes quilts apparel stadium blankets bedroom slippers window quilts and coverings and much more. It is suggested that you use an additional layer of wadding failure to include this wadding may result in injury. Heat resistant NOT heat proof will only withstand 390°F of direct heat.