Prolock* positive shield locking system, Fog-free ICON Optics* Shield with Rapid-Release* System, Injection molded polycarbonate shell for strength, Continuous venting system, Internal airflow geometry, Sculpted neck roll, Internal Dropshield* with exterior switch, The Dropshield* visor must only be used while the main face shield is in the fully closed position, Removable Hydradry* 3-piece moisture wicking liner, Internal speaker pockets work with ICON's R.A.U. Bluetooth device, Removable molded breath deflector, Includes Clear and Dark Smoke ICON Optics* Shield, Includes Dark Smoke Dropshield*