View Guard Visibility Enhancer, 22oz. from Starbrite. An industry first, View Guard is a wet weather visibility enhancer formulated for use on clear plastic enclosures such as EZ2CY, Strataglass and Eisenglass. Removes dirt and grit and repels moisture and salt spray for maximum visibility, even in rainy conditions. Also protects against damaging UV light that can cause clear plastic to crack and turn yellow.