The Ultimate Tuff 'Tainer is as it's name states... ULTIMATE. Not only is this versatile box WATERPROOF but it's also RUSTPROOF with the addition of Flambeau's Zerust, The WP4001 is an open core style box. Sporting a watertight O-Ring seal, secure locking latches, rigid design these boxes are ideal for storing water sensitive gear. Available in 8 sizes and variations you'll never need another utility box again. What is Zerust®?A patented VCI polymer technology molded directly into specific Flambeau plastics that provides years of hassle-free, long-lasting rust and corrosion protection. Learn more: Zerust® FAQHow does Zerust® work?Zerust-infused plastics emit an odorless, harmless vapor in a contained area to naturally form a protective layer around exposed, clean metal surfaces to prevent oxidation-reduction and stop rust and corrosion.
