Mask Filter Material - 1yd x 20in - By Annie
119094Regular price $10.49
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Lightweight and breathable, this top-quality filtering material is perfect for face masks. Non-woven spun-bond polypropylene 1.25 ounce per square yard (on par with most surgical masks) 20 inches wide Washing: Machine Wash/Tumble Dry We recommend using this filter material in conjunction with tightly-woven quilting cottons for a stylish design and good quality filtration. This material has a melting point of approximately 320*. Do NOT use iron directly on the mask filter material. If you must iron your project, be sure to use a low heat setting and a pressing sheet or other heat barrier.