Helps reduce cooling costs especially during the summer through effective blocking of harmful solar rays. STRONG ADHESIVES to last many years. For easier installation, remember to use A LOT of soap/water mixture to soak both the adhesive side and window. HIGH QUALITY PERFORMANCE films that are sensitive by nature. Please remember to take caution when handling the film as the slightest fold will create a permanent wrinkle. MISSING installation tools, squeegee and knife