Oakley SI Ballistic M Frame Alpha Sunglasses with Terrain Tan Frame and Grey Lens Replacement Lenses Multi-layer foam blocks excess light

Multi-layer foam blocks excess light

Their tapered shape fits easily in the ear canal

Indirect vent

9% UVA & UVB protection to 385Nm

as well as outdoor tasks like cycling or construction work

Oakley SI Ballistic M Frame Alpha Sunglasses with Terrain Tan Frame and Grey Lens Replacement Lenses Multi-layer foam blocks excess lightALPHA is an ecosystem modular and scalable to meet the unique demands of those who face the unknown. Whether a soldier is configuring a weapon or load carriage, versatility is key. Thats what inspired the ALPHA concept, a design that offers multiple configurations based on the mission and methods of infiltration. ALPHA is a three part system composed of a frame, gasket and goggle with a single lens working across all platforms. Features: Durability