【SIZE】47"X47"(120cm X 120cm)with zipper opening, it can be cut to fit window size(include frame) smaller than 47X47in,DIY your size as you wish, all you need is preparing a scissors,no drilling;

【EASY INSTALLATION】Hook straps are sitcked on the frame or wall; Screen is sandwiched between hook&loop ;Because hooks can pass through the tiny holes of screen, connecting to the loop after pressing hard on the loop .then cut off no-required screen; Recommend watching video tutorial for more information

【WIDLY USED】The screen is soft, it's suitable for narrow or uneven frame. Screen is sticked around, so the tightness is better than normal one. The life most is about 2-5years but it will be much shorter if used outdoor;

【GOOD MATERIAL & ZIPPERS DESIGN】 It's made of fused fiberglass and about 16 grids per inch; long lasting also keeping bugs out & let fresh air in; Double zippers make it easy to open or close your windows;

【EASY TO SAVE & REUSABLE】 Just peal the screen off and fold it well (better to keep hook straps still there);It can be washed by hands(not machine).