Premium Material- Made of high quality glossy finish carbon fiber/black PP plastic. light weight, scratch and wear resistant, durable and longer service life, no fading with long time exposureFeatures- Unique shark fin design changes the ordinary exterior, upgrade your car with a sporty look. Give your car a custom look, protect the car from crashes and reduce damageEasy to Install- These curved shape rear bumper diffusers are very easy to install with no modification required. Use adhesive tape to stick directly or install with screws. We recommend using screws for reinforcement to prevent falling offCompatibility- This car diffuser can be used on the rear bumper, universal fit for most cars. Note: It has curvature, please install it on a curvature position at the bottom of the car for perfect fitmentPackage Include- 4 x Rear Bumper Diffuser