SafeStyle’s polarised lenses are perfect for outdoor use with a dark tint for general use and work by reducing glare from the road, water, snow or any bright light reflective surface. SafeStyles polarised lenses also have an additional oleophobic coating to eliminate any chance of water, oils or fingerprints sticking to the lenses.. a great feature for out on the water! All SafeStyle lenses are made from 100% recyclable UV400 shatterproof polycarbonate, blocking 99.9% of UVA/UVB with a super-hard anti-scratch coating.