For convertible models, these windshield pillar post seals measure 26 inches long and come as a pair, designed to fit seamlessly on 1971-1976 Buick Centurion, Buick LeSabre, Cadillac Eldorado, Chevrolet Impala, Chevrolet Caprice, Oldsmobile Delta 88, Pontiac Catalina, and Pontiac Grandville cars. Crafted by SUPERsoft, these seals are sunlight and UV-resistant, ensuring long-lasting durability even under harsh conditions. Their smooth, flawless surface is free of exposed cells, providing a clean and professional finish that enhances the overall look of your classic car. These seals are designed to prevent water and air leaks around the windshield pillars, keeping your interior protected and quiet. Backed by a 30-year warranty from SUPERsoft, you can trust in their quality and performance for decades to come.