The PTX Rx Insert adds prescription lenses to the Wiley X PT-1, Vapor, Rogue, and Saber Advanced eyewear.
To use the PTX Rx Insert, you need to take it to your optometrist. Their lab will install prescription lenses into the insert, which is then installed above the nosepiece of your Wiley X PT-1 or Saber Advanced eyewear.
The PTX Rx Insert can accommodate prescriptions in the range of +/-6.00