1. EASY TO INSTALL AND REMOVE: The winter window film is designed for selfinstallation. It can be easily installed with adhesive tape—no drilling required. It offers strong adhesion without damaging window frames or walls. When not in use, it can be effortlessly disassembled and reused. For daily maintenance, simply wipe with a damp cloth to remove dust. 2. ENERGY SAVING INSULATION: The winter window sealing kit helps block wind and cold, retaining warmth and preventing heat loss. It reduces electricity bills, saves energy, and minimizes outside noise. The zip design allows for easy opening and closing. While keeping your space warm and windproof, you can still open windows for ventilation while maintaining effective insulation. 3. WIDE APPLICATIONS: Our window plastic insulation kits are compatible with most window types, including flat sliding windows and exterior sliding windows. Ideal for various settings such as living rooms, bedrooms, kitchens, bathrooms, studies, restaurants, offices, and more. 4. MATERIAL: The thermal insulation film is made of quality, thickened PE material, effectively resisting cold wind, maintaining indoor temperature, and reducing external noise. Its soft texture is water and oilresistant, making it easy to clean. The translucent film ensures privacy while allowing light in. The heatseal design covers windows completely, keeping interiors clean.