🚗 Secure Your Cables, Drive with Confidence! Accommodates wire bundles from 3/8" to 1" Airtight design to eliminate unwanted leaks Made from sturdy, long-lasting rubber Perfect for boats, trucks, and home repairs Quick and simple to install on various vehicles Waterproof design 4 pieces included Trimmable size The Frienda 4 Pieces Automotive Universal Firewall Boot is designed to accommodate wire bundles ranging from 3/8" to 1" in diameter. Made from durable, waterproof rubber, these grommets ensure long-lasting protection against burning risks and unwanted leaks. Ideal for a variety of applications, including vehicles and home repairs, they can be easily trimmed to fit your specific needs.