The outer plastic shell has a broken piece. Please look at pictures as they are part of the description. The item "USAF MBU OXYGEN MASK FACEPIECE ADAPTER HOSE PILOT FLIGHT HELMET LONG NARROW" is in sale since Monday, April 5, 2021.This item is in the category "Collectibles\Militaria\Surplus\Other Military Surplus". The seller is "redsmarts" and is located in San Antonio, Texas. This item can be shipped to United States, Canada, Bahamas, Uruguay.