These fine mesh fly masks offer protection against the smallest of flies and midges. FEATURES: 3D contour frame over eyes. Secure fly proof mesh shield. Sun shade visor system. Contour comfort fit. Anti-rub binding tech. Easy care fabrics. Airstream ears. Quick fit secure straps. Durable for the field. Designed in the UK. Used by winners. 5 star fit. 70+% UV blocking, helping to diminish the risk of sunburn and sun bleaching. Minimum rating 60+% for eye and nose mesh. Effectiveness may diminish over time. Test carried out in accordance to BS EN 13758-I-2002+AI:2006.