Clear 58 monthly contact lenses for daily use are made from the world’s most popular lens material – etafilcon – and also benefit from Clearlab’s innovative thin Truform edge. In minus dioptrics they’re produced with a diameter 14.0 and a base curve 8.7 and in plus dioptrics they’re produced with a diameter 14.5 and a base curve 8.7. Clear58 contact lenses are available in following parameters: from –10.0 to –6.O (per 0.5 D) from –6.0 to +4.0 (per 0.25D) from +4.0 to +6.0 (per 0.50D) The UV filter in contact lenses increases the protection of the cornea from the dangerous ultraviolet radiation. However lenses do not cover the entire eye or eye area so the combination of contact lenses that have UV filter and sunglasses is the ideal protection against harmful UV rays.