The Plastic Poulty Feeder Cover is made to help prevent spills and crowding and saves feed with its anti-scratch vanes. Cover allows you to adjust the feed level. Cover is available for the 11 pound or 22 pound poulty feeders. Color: White. Size: 11LB. Dimensions: 7.25" L x 7.25" W x 3.5" H. Satisfaction ensured.