This really does exactly what it says on the tin… a set of three pairs of reading glasses (all the same strength) to keep in three of the places where you might need glasses… in the kitchen, garage, handbag, the office, in the car, the bedroom… or somewhere slightly more obscure. If you need reading glasses, or know someone who can’t live without them, you’ll need Spare Pair!Excellent quality lenses and frames.Conforms to EN 14139:2010