Add a screen door to any sliding glass door quickly and easily, with no tools needed. The design attaches to the doorframe with Velcro. This makes it easy enough to open that it can be walked through even with full hands, but secure enough to keep insects out. Features a magnet to hold center closed. 48 inch screen fits a 98 inch sliding glass door. Also comes in 36 inches. Instant sliding door screen creates a hands-free entry. Go ahead, leave the doors open, keep bugs out. Walk through with full hands! Easy alternative to expensive installed screen doors! Simply Velcro (included) to frame, magnets secure center closed. 36" screen will fit a 72" sliding glass door. 48" fits a 96" door.