The Rustrictor Terminal benefits from Vapor Corrosion Inhibitor (VCI) infused throughout. This surrounds your terminal tackle with 360 degrees of rust preventative to block buildup and corrosion five times longer* than the competition. Simply snap shut, and the Rustrictor Terminal Stow will surround your tackle with a VCI vapor that won't leave any residue, odor or film. Consider your terminal tackle woes solved for good.