2 PCS Car Rear Windshield Sticker Decoration Accessory, 3D Glossy Black Rear Wing Side Spoiler Splitter Trim, Louver Window Sunshade Windshield Decor, Universal for Most Cars. 3D Car Rear Window Knife Styling Sticker: This 3D car rear window sticker features an aggressive knife-blade design that creates a dynamic and sporty profile for your vehicle.