Field durable fly masks are made from sturdy mesh chosen to withstand field wear. FEATURES: 3D eye visor. Secure fly proof mesh shield. Contour comfort fit. Anti-rub binding tech. Easy care fabrics. Airstream ears. Quick fit secure straps. Ultra field durable. Designed in the UK. Used by winners. 5 star fit. 75+% average UV blocking, helping to diminish the risk of sunburn and sun bleaching. Minimum rating 65+% for eye and nose mesh. Effectiveness may diminish over time. Test carried out in accordance to BS EN 13758-I-2002+AI:2006. FlyGuard Pro is a brand of Shires Equestrian.