We produce and provide: Original 2 tone in gray, green, hazel, and blue Natural 2 tone in gray, green, hazel, blue, and white Original 3 tone in gray, green, hazel, and blue Romantic 3 tone in gray, green, light green, and blue Circle lens in black and brown Specifications are: Manufacturing technology: casting mold technologies Replacement frequency: monthly, 3 monthly Water content: 55%, 42% Lens material: heme, mma, nvp Base curve: 8.6mm Diameter: 14.2mm Geometrical center thickness: 0.08mm at -3.00d Uv blocking: 90% Special power: d0.00 to d-6.00 in 0.25 step D-6.50 to d-10.00 in 0.50 step. 2 pieces (pair) in a box.