36 inch x 100′, black, fiberglass screen, known as No-See-Um screen, screen is a tightly woven 20×20 mesh, designed to keep out smaller flying insects, while densely woven, allows good ventilation & visibility & daytime privacy, woven from permanent glass yarn, coated with a protective vinyl to ensure lasting beauty, color & flexibility, screen is not combustible & will not rust, corrode or stain. This product adds a great value. Product is highly durable and very easy to use. This product is manufactured in United States.
From the Manufacturer
Phifer Fiberglass 20 by 20 “no-see-um” screen Charcoal 36-Inch by 100-Feet is made with tighter mesh to keep out most insects.