1. This cover effective to protect your car. 100% Clear at any angle。 Clear Bubble and inconspicuous. Using the latest technology we combine over 300 nano-layers. 100% Clear at any angle, so no unwanted attention . High Tech against led lights. Works day or night. Installs in seconds, guaranteed shatterproof and will not yellow in the sun. 2. license plate cover protector. This cover will only work when the IR flash is in use by the cameras. The cover is Clear Bubble and inconspicuous. Using the latest technology. 3. No method can be 100% effective of the time but this cover is up to 90% effective when used alone. Fast shipping from USA. Please check your State/Province local/municipal laws and regulations before buy it. SKU: 202202