Introducing the Multi-Purpose Weatherstrip 8mm x 8mm Foam Core Butyl, the perfect solution for a leak-proof seal for your automotive needs. Made with durable foam core butyl, this weatherstrip is designed to provide long-lasting protection from the elements. The foam core bounces back after it has been compressed, ensuring a tight seal that fills in any gaps. Whether you need to seal sunroofs, pickup sliders, or custom windows, this weatherstrip is the perfect multi-purpose solution. Say goodbye to leaks and drafts with this high-quality weatherstrip for your automotive needs. 3/8" round x 16 feet long.