This is a replica of the Russian military 6B51 pad. There are examples of it being worn directly with VKBO or Gorka uniforms. It's recommended as it can be used for general purposes. This product is made in-house and designed for ease of use, suitable for games. The pad part is made of reinforced resin, and the fabric part is made of reinforced nylon, making it very durable. Please be aware that there may be some minor scratches on the resin parts from the manufacturing process.