Shoofly Leggins are durable loose-fitting fly boots to protect your horse from painful fly bites and reduce constant stressful stomping which leads to joint irritation, hoof s and leg fatigue. Ensure your horse is healthy and comfortable while in the stall or in the pasture. Made of chemical-free, breathable plastic mesh to ensure both durability and breath ability. It does not allow biting flies (deer, horse & horn) to penetrate and eliminates botfly eggs from being laid. The mesh allows air to circulate, especially comfortable for wounds. The patented double sewn-in plastic stays create stability and eliminate sagging. Heavy-duty Velcro fasteners ensure durability, wear-ability and ensure the product stays securely on the horse. Lower edge finished in felt to eliminate embedded wild oats, burrs, and foxtails. This Made In The USA product comes in 4 leggins per set and is the only patented product of its kind for the Equine Industry. Patent Number US6508205B1