Prescription glasses 3.5 dioptres that help correct presbyopia or eyestrain. Recommended to be used exclusively for near vision and reading. Optical quality frame design, made of dark olive square paste, light and resistant, with a UV 400 protection and 100% anti-reflective. Includes a case for storage and a lanyard to attach them to the neck. Washable with soap and water and dry with a soft, clean cloth. Professional pharmaceutical product with European Quality Certificate.