Step 1. Measure the window surface (target surface) Step 2. Cut the film. Leave an extra inch is better Step 3. Clean the target surface thoroughly with much soapy water Step 5. Peel off transparent back film (Use 2 pieces of tape to stick to the corner and pull it apart) Step 6. Install the film onto the window Step 7. Use the squeegee to remove excess water and bubbles. (From top to bottom, from the middle to the sides) Step 8. Cut off the edge and enjoy your work ProductSiteLaunchDate : 2010-07-14T04:52:02.213Z RecommendedUsesForProduct : Window, Mirror Reusability : Reusable SafetyWarning : Outdoor use only. Unplug during inclement weather. Do not allow children to play on or near the display. Keep away from flammable materials. Always follow local electrical codes and regulations. Size : 24Inch x 10Feet StreetDate : 2023-05-17T00:00:01Z Style : emoticons SubjectCharacter : Bubble SupplierDeclaredDgHzRegulation : not_applicable SurfaceRecommendation : Window SurfaceRecommendation1 : Wall SurfaceRecommendation2 : Window SurfaceRecommendation3 : Door Theme : Children,Educational Theme1 : Animal Theme2 : Rainbow Theme3 : Love UltravioletLightProtection : UV Protection UnitCount : 1 UnspscCode : 60101700 WaterResistanceLevel : water_resistant