Tuff End buoys feature heavy duty seamless construction to meet the punishing demands of the commercial marine industry. Tuff End buoys make great fenders for larger boats, and are also well suited for rafting. Inflation is easy through the patented Bivalve? Located on the fender body for easy access, simply insert a football-syle needle or unscrew the valve for fast inflation from larger air pumps. Tuff End fender ends are made from injection moldedvinyl test to 2000 psi tensile strength, the strongest in the industry! Tuff Ends feature large line holes that will accept standard shackles. The curved design hole prevents chafing. Orange Colour only.