Specification: Material: PET Self-adhesive Structure: 2ply Thickness: 2mil VLT(Visible Light Transmission): 80% VLR(Visible Light Reflection): 12% IR Rej(Infrared Rejection):90%- 95% UV Rej(Ultraviolet Rejection): 99% TSER(Total Solar Energy Rejected): 46% Glare Reduction: 19% SR Haedness: >2H Installation Steps: Step 1. Trim films to the size you want (a little biger than you need) Step 2. Keep Window or Glass clean Step 3. Wet the Window or Glass with much soapy water Step 4. Remove the adhesive film from backing liner ( Please make sure you have removed it before you apply the matte window film to glass) Step 5. Wet the adhesive film with much soapy water Step 6. Set up film on glass Step 7. Squeegee away water and air bubbles with scraper Step 8. Cut off margins and enjoy your works Quick tip: 1. In order to easily remove the protect backing film, simply use 2 pieces of tape to apply to both sides of the corners and pull.Please spray a lot of water before installation. Its better to watch the installation video of window film on YouTube before installation.