Read in the sun in comfort with no fuss. CAT 2 lenses filter out just enough bright light to allow you to readLenses conform to EN14139 & ANSI Z80.31 Available in the most popular diopters +1.5, + 2.0, +2.5 & three contemporary frame styles The blurb If you fancy reading outdoors on a bright day, these are all you need. Our stylish 'Read in the Sun' Easy Readers are just that! Easy! No need to mess about wearing sun glasses over your normal readers, or fiddle with clip-over filters, simply slip on one of the three contemporary frame styles. All lenses feature CAT 2 filters that are just dark enough to protect from the bright sun but still light enough to be able to see your book and they come in the most popular diopters. An essential holiday or summer accessory for book lovers.