USA Seller. You are purchasing a brand new, unopened package of 3 Empty Chamber Flags suitable for .17 and .22 Rim-Fire pistols and rifles. Chamber Flags visually communicate a SAFE Weapon from afar. Also known as Open Bolt Indicator (OBI) or Empty Chamber Indicator (ECI), the brightly colored flag obstructs the firing chamber and alerts the range officer and other shooters that the fire arm chamber is empty! Please note, although these items are well made of flexible plastic they may break if used in a pistol or rifle ramming the chamber or slide closed. Hand close the chamber or guide the slide closed to display your safe weapon. Shipment to USA only via USPS First Class mail service - no tracking. We use new and recycled packaging materials to protect your purchase and the environment. If you have Zero or Negative Feedback, please contact us prior to placing your bids. P2 is a mark used by P-Squared Services, LLC. 30-Day Seller warranty.