Have minor scuffs, scrapes, normal for their age. Check out my other items. The item "Two (2) Sierra Engineering #345-301 Oxygen Receivers for Pilot's Flight Helmet" is in sale since Sunday, June 14, 2020. This item is in the category "Collectibles\Militaria\1992-2001\Original Period Items".The seller is "rinaspartsstore" and is located in Garden Grove, California. This item can be shipped worldwide.