Fresh air: transparent net with small holes, polyester. It allows you to leave the Windows open to enjoy the fresh air easy to install. The grid can be cut to size easily with a cutting tool, ADAPTS to most bedroom Windows and roof Windows. Elegant in appearance, this window screen is made of tight woven polyester fiber. The stable and tear-resistant material guarantees a long service life. Easy to install: screen for undrilled window, quick and easy to install with a strong Velcro (included), which simply applies to the window or are removed. Size: 150x150cm mosquito nets/cat nets are a great way to keep your cats safe and ventilate your home. Ideal for indoor cats and to open the Windows above to prevent cats from falling off. Features: the mesh window is easy to install, removable and washable. Protection of Windows for cats and against spiders, moths, mosquitoes, flies, wasps, etc. comes from outside. It can be easily cut to size and adjusted to multiple Windows. The product comes with adhesive tape on the back. Even when it's dark and lights on, it can ventilate the room. Tear-resistant and stable. Safety instructions: this product is designed to protect cats and should not be used to protect any other animals or children. Content: 1 safety net for window. 2 Velcro straps. Fortunate encounter fortunate encounter