Auto Ventshade 12059 Ventshade with Stainless Steel Finish, 2-Piece Set for most 1973-1991 GM Full Size Trucks and SUV's - Consult application guide to verify fitment 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 polished 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