Horseware Amigo Petite Bug Rug Fly Rug in Silver/Navy. The Horseware Amigo Petite Bug Rug is the latest edition for miniature horses. The Petite Bug Rug offers superior fly defence with UV protection. The rug features a detachable hood, straight surcingles, leg arches for a better fit and smooth lining to prevent rubbing to the mane, tail and shoulders. Durable Polyester net outer, polyester lining at shoulder. Available in sizes 2'9 - 4'0