Specification:Product Name: Rear Window Louver Shutter Trim CoversMaterial: ABSColor(Optional): Glossy Black/ Carbon Fiber Look Finish Black (Actual pattern may be different from the pictures due to the different shooting equipment)Placement on Vehicle: Rear, Left and RightNote: Please check on your car model details to confirm if this item is fittedFitment:Compatible with Kia Optima K5 2011-2015Note: Please check on your car model details to confirm if this item is fittedPackage Included(Optional):2 x Glossy Black Rear Window Louver Shutter Trim Covers (Left and Right)or2 x Carbon Fiber Look Finish Black Rear Window Louver Shutter Trim Covers (Left and Right)Installation Instruction:Step1: With some rubbing alcohol (or cleaning essentials) on cloth, rub along the allocated surface to get it as dry and clean as possibleStep2: To start with, peel off the first half of the adhesive tape protective film on back so you can still adjust it when neededStep3: Locate the proper spot, slowly and steadily place the item on top, and when the position is confirmed correct, tear off the second half of the protective film and finish stickingStep4: Press hard with clean cloth continuously for about 1 minute until it is firmly fixed. In low temperature condition, to press for about 2 minutes is recommendedNote: NO contact with water(car washing) within 48 hours after assembly to ensure sufficient time gap for it to glue in place Ideal for Restoration and Styling Needs: Rear side window louvers are commonly replaced due to damage, aging, or when upgrading the vehicle's visual appeal; these are ideal when the old trim is missing, worn out, or scratched Functional Design: Adds a three-dimensional sporty effect to the rear window area, offering coverage over visible scratches and enhancing overall styling with a sleek aerodynamic look Vehicle Compatibility: Compatible with Kia Optima K5 2011-2015 (NOTE: Please check on your car model details to confirm if this item is fitted) Sport-Inspired Styling Upgrade: Designed to complement the body lines of your car, these rear side window louver covers provide a performance-inspired appearance, blending well with the rear windows without interfering with glass functions Material and Visual Appeal: Crafted from long lasting ABS with 2 options on color - glossy black or carbon fiber look finish black, the surface has a refined texture that defend fading, cracking, or visual wear under sun exposure and varying weather conditions Brand MACHSWON Model Rear Side Window Louvers Item Weight 11.4 ounces Manufacturer MACHSWON Item model number RA18419AJA250819 Product Dimensions 11.34 x 8.86 x 2.83 inches Manufacturer Part Number RA18419AJA250819