Hands-free, pass-through magnetic closure and ease of installation make the Bug Off Instant Screen an excellent choice wherever an insect barrier is required. The durable fiberglass mesh hangs from a spring tension rod at the top of the doorjamb and the sides are secured with hook-and-loop closures. Vinyl-reinforced magnets keep screen shut. Installs in minutes without tools, and will not damage the door frame. For door heights of 78" or 80". Each width (size) fits a door 2" smaller or 1" larger than stated. They also can be used on one half of a double door or French door. Made in the USA.