These Celena contact lenses are a part of the recently launched Shaded Collection. A gorgeous pearl-like shade of grey that highlights the features of the eyes. Both day and nighttime wear are appropriate. Curvature of the lens base: 8.6 38% water content 14.5 mm in diameter Duration of Use: Three Months Note: Two pairs of non-prescription cosmetic lenses are included in each pack. One prescription lens per degree is included in each prescription lens pack.