Wear them over your specs to reduce glare block harmful uv rays fits over prescription glasses polarised grey sharpens day visionscratch resistant and super thin shortcode tabdescriptionnow you can save pounds on prescription tinted lenses these stylish overglasses fit easily over your normal specs for eye comfort in the sun made from top quality optical acrylic theyre scratch resistant and super thin so theyre extra light polarised to help minimise harsh glare and dazzle they not only