PolyGuard 4 Block Mineral FeederBuilt to accommodate every size animal in your herd, the essential Poly Guard 4 Block Mineral Feeder is ideal for keeping block or loose mineral safe from rain, dirt, snow, and wind. Built Tough: Crafted from durable poly and featuring heavy duty hardware, this feeder resists corrosion while enduring heavy use and harsh weather. Weather Resistant: Durable poly construction paired with an extra wide overhanging lid creates a downward pitch, efficiently