Specifications: Type: Glass Films Material: PET Color: Clear Feature: Self-Adhesive Thickness: 4mil/0.1mm thickess,suitable for indoor ordinary glass explosion-proof. Glue: Acrylic transparent glue Function: Explosion-Proof, Safety protection, Heat Insulation Application: car window&building windows Installation instructions: 1. Measure the glass size and cut the explosion-proof membrane to the right size. 2. Clean glass, do not have any dust, oil, etc. otherwise it will affect the viscosity of the film. 3. Spray water on glass evenly. To prevent the film from sticking in an instant, must spraying the whole glass. 4. Peel the film(You can also spray water on the sticky side), stick the sticky side to the glass. Use a small squeegee or old credit card to force out the liquid and air trapped beneath the film. Work your way from the center outward so the bubbles disappear at the edges. 5. If there are bubbles, you can uncover film and repeat the above method. Appropriate trim the curled edges. 6. 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. Note: The film can not be posted on the rough ground glass. After paste,the film should be standing about 7 hours under the condition of the without external force.