CUSTOM SIZE: Please measure your window before ordering, it can be customized the suitable size for your need. Any size can be customized through the "Customize Now" channel. 12 kinds of zipper position/no zipper and 2 color are available. OPTIMAL PEST PREVENTION: This window screen is made from high-quality polyester fibre. Window screens can protect you and your pets and children from a variety of biting insects, mosquitoes and flies. The mosquito net maintains good air circulation and visibility and does not block light from the room. RELIABLE CAT PROTECTION: With double zipper design,you can open and close windows very conveniently. You can ventilate normally without having to lock the cat out of the room or stare at it all the time. Compared with flimsy fabric window bug net, holds well on the frame, no worry about stretches by slightly tug. QUICK AND EASY INSTALL: Our window screens are simple to install, with the included upgraded self‑adhesive tapes that provides strong adhesion, keeping the window fly screen securely attached to frames. Please clean the window frame and keep it dry and free of dust before sticking. MULTIPURPOSE: You can use it on wooden windows, steel windows, aluminium alloy windows, etc. The home decoration style will not be influenced, very suitable for balcony, bedroom, kitchen, bathroom. Semi-transparent to allow you to easily watch the good outdoor scenery., Manufacturer: XXIUDEE