These corrective lenses can be inserted into the Neptune Kai Mask, each lens is bisymmetrical so they can fit the left or right side of the mask. 

Available in 0.5 diopter increments from -2.0 to -8.0.

• Tempered Glass Optical Lens
  

• Negative Diopters: -2.0 to -8.0

• Easy to fit (If ordered with the Kai mask we will fit the lenses for you.)
• Sold as a single lens to allow you to purchase different corrections for each eye.