This is a visor for car side mirrors. It prevents water droplets from rain and snow, allowing for safe driving. It also eliminates glare from strong sunlight. Installation is easy, just peel off the double-sided tape and attach. The material is waterproof PVC. It's a set of 2 in black with a carbon fiber pattern. If there is a problem with the purchased product, please do not hesitate to contact us "before" leaving a review. We will sincerely respond with returns, exchanges, or refunds.