Protect your expensive mineral suppliments from the elements with a Polyethylene Mineral Feeders. The polyethylene construction makes the mineral feeders weather resistent, chemical resistant, abrasion resistant, and extremely impact resistant. The Upright Mineral Feeders swivel to face away from the wind to protect it from rain and snow. The animal lifts the rubber flap to access the minerals. Add a insecticide dust bag or oiler mop to the Upright Mineral Feeder to keep pesty insects off of your livestock. The Ground Mineral Feeders have a rubber top that protects the mineral suppliments from the sun, rain and snow.