Purpdrank 1 Pair Natural Brown Lenses Colored Contact Lenses Brown Lenses Natural Eye Lenses with High Quality Natural LensPurpdrank 1 Pair Natural Brown Lenses Colored Contact Lenses Brown Lenses Natural Eye Lenses with High Quality Natural Lens Certification: CE Diameter (mm): 14 14. 2 14. 5 Diopters Degree Power: 0. 00 Expiration time: 5 Years (before opened) Lens BC: 8. 6 Material: HEMA Thickness(mm): 0. 06 0. 15 mm Use of time: 12 Months (after opened) Water Content: 42%