Transparent fresh air mosquito net with small holes, made of 100% polyester. Open the window and enjoy fresh air. Protects cats and small pets from falling or escaping. Helps prevent insects from entering when the window is open. Offers high visibility and ventilation. The window mesh allows good air circulation without obstructing the view, so you can enjoy natural sunlight, outdoor scenery, cool breezes, and fresh air without mosquitoes. Repels insects with durable material and fine mesh (less than 2 mm in diameter), providing protection from various insect bites. Mosquito nets are an effective and healthy solution for keeping insects out. Easy to install with no drilling required. The screen can be cut to size with standard tools and fits most bedroom windows and skylights. Installs quickly using strong adhesive stickers (included), which allow for easy attachment and removal.