Oakley SI M Frame Helo Kit ONOS Ocracoke If you're concerned about your

If you're concerned about your glasses slipping during rigorous use

such as construction workers

0 Tactical Sunglasses were designed more for battle than for beauty

all of which provide 100% UVA/UVB protection and distortion-free optical clarity

Persimmon lens features 69% visible light transmittance

Oakley SI M Frame Helo Kit ONOS Ocracoke If you're concerned about yourThe Oakley SI Helo Gasket fits Oakley SI's M Frame 2. 0 and 3. 0 Ballistic Safety Glasses. The snap in Helo Gasket is a lightweight, soft rubber gasket that securely installs behind the Ballistic M Frame's lens. The Helo Gasket creates a facial seal that's designed to block the wind, dust and flying debris from your eyes. The Helo Gasket Kit is ideal for Airborne, Rotary Wing Operations, and other dusty environments. The Helo Kit is fully compatible