Transparent fresh air mosquito net with small holes, made of 100% polyester. Open the window and enjoy the fresh air. Protect your cat and other small pets from falling and escaping. It also prevents insects from entering when the window is open. High visibility and ventilation; the window mesh allows good air circulation without affecting your view. Feel the warmth of the sun, enjoy the outdoor scenery, cool breeze, and fresh air without mosquitoes. The durable material and small holes (less than 2 mm in diameter) help protect you and your family from various insect bites. Mosquito nets are an effective and healthy way to keep insects away. Easy to install with no drilling required. The screen can be easily cut to size and fits most bedroom windows and skylights. Installs quickly using the included strong adhesive stickers, which can be attached to or removed from the window without damage.