Oakley Portal X PRIZM Polarised Replacement Lenses Martial Arts » Anti slip rubber insert

» Anti slip rubber insert in ear piece

» The elastic strap is a wide 45mm Silicone Strap for maximum grip

Light Conditions: Bright Light

Prescription Lenses Gauge Reader

» Comes with Extra Chromapop Low Light Lens

Oakley Portal X PRIZM Polarised Replacement Lenses Martial Arts » Anti slip rubber insertPrizm Lenses Oakleys patented High Definition Optics (HDO) eliminates distortion to give you clearer, sharper, and more accurate vision. Customize the look of your PORTAL X eyewear and get the best optical performance for where you use it most. All replacement lenses feature the unbeatable clarity, impact resistance and 100% UV filtering of Oakley's High Definition Optics (HDO). Important Note: Use care when installing removing accessory lenses.