For the 1966 Chevrolet Chevelle, these tail-light lens gaskets are crafted from durable black sponge material, ensuring a snug and reliable fit. Designed to provide excellent chemical and UV resistance, they protect your tail-light assembly from moisture, dirt, and debris, maintaining the integrity of your vehicle's lighting system. These gaskets are precision-made to seal the tail-light lenses effectively, preventing leaks and ensuring long-lasting performance. With their easy-to-install design, they fit seamlessly into place, restoring the clean, factory-fresh look of your classic Chevelle. Backed by a 90-day warranty, these gaskets offer peace of mind and dependable quality.