General description This One-Way Mirror Window Film offers effective privacy protection and temperature control, making it ideal for various settings such as homes, offices, shops, and more. It features a reflective surface that blocks 90% of heat and 99% of sunlight, ensuring a comfortable indoor environment while maintaining your privacy during the day. Technical specifications Dimensions: 45 cm x 2 m Material: PET Heat insulation: Blocks 90% of heat Sunlight blocking: Blocks 99% of sunlight Light transmittance: High Installation Easy to apply with enough water. Use a small scraper or credit card for smooth application. Remember to remove the protective film before application to prevent peeling. Usage Suitable for various smooth surfaces including windows, plastic, and metal. Recommended to close curtains in the evening when it is brighter inside than outside.