Auto Ventshade 34122 Ventshade with Smooth Black Finish, 4-Piece Set for 1985-1990 Electra, Park Avenue, Oldsmobile 98 | 1986-1991 LeSabre & Delta 88 | 1987-1991 Bonneville Keeps rain out and lets fresh air in, helps to reduce heat buildup in parked vehicles by allowing window to be partially open Manufactured from high quality stainless steel with a smooth black finish Ledge profile that is mounted in the window channel Quick and easy installation Proudly made in the USA and backed by a Limited Lifetime Warranty