Specifications: Material: PET Size ( Width x Length): 60x500cm/23"x196" Thickness: 2mil/0.002",4mil/0.004",8mil/0.008" (including the thickness of the backing film) VLT(visible light transmission): 92% Break Strength: 100lbs/in SR Hardness: >2H Shatterproof Window Film Material: Made of PET material, which prevents glass fragments from splashing and falling. Reduce the harm of broken glass caused by natural and human factors. Window Security Film Protection: Security window film holds broken glass together, resisting the severe blows and slowing down the speed of intruders. Reduce property damage and protect the safety of family members. Self Adhesive: Shatterproof film for glass windows is adhesive can be easily fixed and removed without any residue. And anti-scratch layer on the surface, anti-friction, will not fade or blisters. 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. 2.Please spray a lot of water before installation. Its better to watch the installation video of window film on YouTube before installation. Wide Application: Suitable for bathroom glass doors, sliding doors, school, hospital, product display cabinets,especially for families with babies. Package Includes: 1 x Roll Window Film Notice: 1.Please allow 0-1 inch error due to manual measurement. Thanks for your understanding. 2.Monitors are not calibrated same, item color displayed in photos may be showing slightly different from real object.