Specifically designed with 4504G standard dimensions to perfectly matching pontoon and float corners, ensuring seamless installation without deviation. Made from high grade aluminum with matte silver finish, offering excellent waterproof, anti rust for long term marine use. Unique corner cap design fully wraps around pontoon edges, effectively absorbing impacts from boats and debris to damage. Molded to matching the float corners, providing tight coverage without gaps or loosening for all around protective. Built with integrated molding technology for seamless strength, resisting deformation and impacts while ensuring harsh marine environments.