Gen3 Marine Twin Eye Boat Fender, Marine Grade Vinyl, Ribbed, Reinforced Rope Holds Protect your boat with the Gen3 Marine Twin Eye Boat Fender. Designed for durability and functionality, these fenders are constructed from marine-grade vinyl, ensuring strength and longevity for multi-season use. The ribbed surface adds extra reinforcement, while the reinforced rope holds resist wear and tear. With an easy-to-use inflation valve, you can quickly inflate the fenders for optimal protection. These f