The Soviet Russian Gas Mask Filters GP-5 Cartridges Replacement Respirator is a new and high-quality military surplus item perfect for collectors or enthusiasts of militaria. These cartridges are designed to provide protection against chemical, biological, and radioactive agents, making them a practical and essential piece of personal field gear. With the iconic GP-5 design and authenticity to Soviet Russian production, these filters offer a unique and historical addition to any collection or military gear enthusiast.