BODY SPECS continues to seek and develop superior protection eyewear.PISTOLS model is an interchageable dual lens system provides superior protection that everyone needs. Our latest developments incudes wrap around lens that give you great coverage needed to protect aganist Shrapnel fragmentation for soldiers eyes they include a night vision lens 2.1mm, the Frame with Positive Attach with \PANASCOPIC" tilt and retraction/extension capable temples. This capability permits adjustment for a more perfect fit depending on the face contours. The frame is interchangeable