Showman ® Contoured Mesh Rip Resistant Fly Boots. Sold in Sets of 4.859269 Showman Contoured Mesh Rip Resistant Fly Boots. Sold in Sets of 4. These durable contoured mesh fly boots will keep your horse comfortable and protect them from irritating insects. Made from heavy and breathable mesh that will not rip and provides UV protection. Contoured shape allows the boot to form to your horses leg reducing bulk and flexible material allows the boot to move with your horse for greater movement. Features Velcro closures for