Quality Blue light unisex glasses for use with computer screens etc to block out harmful light and make using screen more comfortable Please come with a padded button closure case Silver aviator frame with plain blue light glass ( ie.non prescription) Very light use and in perfect condition  Purchased direct from BlueLightGlasses.co.uk - cost £29.00 These are a good quality frame and lens which currently cost around £45/50 on the website.
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