Oakley SI Holbrook Metal Sunglasses Frame/Lens Color:Matte Gunmetal / PRIZM Black Iridium Polarized There are internal variable fixation

There are internal variable fixation points to store medical equipment

Lined hood

200g Thinsulate insulation

Durable & Comfortable: Soft-touch fabric feels great against the skin while holding up to rugged field use

Oakley SI Holbrook Metal Sunglasses Frame/Lens Color:Matte Gunmetal / PRIZM Black Iridium Polarized There are internal variable fixation**Restricted to USA and APO FPO sales** We took all your favorite features of our best selling style Holbrook, and crafted it into a lightweight sheet metal frame with advanced technology, taking this time honored style one step further. Features Unobtainium interior stem pads increase grip without compromising on style Three Point Fit holds lenses in precise optical alignment while eliminating pressure points Plutonite Lenses offer top UV Protection