This semi-rigid nylon case is sealed with a zip closure. We enhanced it with high-density foam to help protect a complete M Frame® or Radar® lens/frame assembly plus two extra accessory lenses. Radar / M Frame Array Case can hold Radar®, M Frame®, or Razor Blades®.Case Fits: Radar EV Path/Pitch Radarlock Path Eyewear and accessory lenses sold separately.