For those seeking the highest level of color enhancement available, the Knockterra+™ Lens Tech is a must have. Including all the features of Knockterra™ Lens Tech, such as water- and oil-resistant coatings, as well as a color enhancing filter, these ensure that greens really pop when you need it most.

Product Details:
For those seeking the highest level of color enhancement available, the Knockterra+™ Lens Tech is a must have. Including all the features of Knockterra™ Lens Tech, such as water- and oil-resistant coatings, as well as a color enhancing filter, these ensure that greens really pop when you need it most
Knockterra+ color enhancing lenses. 
Water-resistant and oil-resistant lenses
Full UV400 eye protection
Adjustable rubber nose pads
Flexible non-slip arms
Protective hard case included
Matte black wraparound frame
Non-polarized rose lenses
White K logos
FDA compliant impact resistant lenses