Face Mask (NIV) Non-Invasive Ventilation Reusable & Disposable

7500 series V2 Adult Oro-Nasal (Full Face) NIV (Non Invasive Ventilation) Mask with Swivel Port Straight or Elbow type and Headgear. Includes Silicone rubber face mask and Polycarbonate(green) Swivel Port. For use with BiLevel Ventilation Systems. Five sizes available.