Easy to install and remove - The winter window film is designed for self-installation. It uses adhesive tape for a quick, drill-free application. It leaves no damage to window frames or walls and can be easily disassembled and reused. For daily maintenance, simply wipe dust with a damp cloth. Energy saving and insulation - Blocks wind and cold to keep warmth and reduce heat loss, helping lower energy bills. Also reduces outside noise. The zip design allows easy opening and closing, so you can vent the room while staying warm and windproof. Wide compatibility and applications - Suitable for most window types, including flat sliding windows and exterior sliding windows. Applicable in living rooms, bedrooms, kitchens, bathrooms, studies, restaurants, offices, and other spaces. Material and performance - Made from high quality thickened PE material. Effectively resists cold wind, maintains indoor temperature, and reduces outside noise. Soft texture, water and oil resistant, easy to clean. Translucent window film provides privacy while letting light in. Heat seal sets cover windows to keep the interior clean. Use scenarios - Living room window in winter to block drafts and conserve energy. - Bedroom or study window for privacy and noise reduction while maintaining natural light. - Kitchen, bathroom, or office windows for quick insulation on sliding windows.