Oakley SI Ballistic M Frame 3.0 with Dark Bone Frame and Grey Lens Rx Inserts one at a time

one at a time

Cap mounted ear muffs provide passive ear protection (NRR of 25 dB)

Accommodates prescriptions in range: +/-4

The lighthouse is 132 feet (40 m) high

Bolle's Blue Visor Shield is compact

Oakley SI Ballistic M Frame 3.0 with Dark Bone Frame and Grey Lens Rx Inserts one at a timeOakley SI Ballistic M Frame 3. 0 Tactical Sunglasses quite literally took the 2. 0 to the next level. All the best features of the 2. 0 remain, but with some key improvements for military and tactical personnel. To better accommodate peripheral gear such as night vision and comms devices, several design enhancements were made. First, the temple stems were thinned out to provide a good seal for over ear systems, whether with or without a helmet. The