I purchased this from Lava before, but I never used it, so it's new. I took it out of the box for the photos. The box shows signs of aging. Although it's unused, it has been stored at home, so I hope you understand. This is a Japanese beauty roller that is certified as general medical equipment and features 0.25mm protrusions, allowing for home care. It uses micro-needles developed with KAIST (Korea Advanced Institute of Science and Technology) technology, which has an international patent. It uses biocompatible materials approved by the FDA. ◆ Can be used continuously with proper care (Material degradation or loosening of screws may occur depending on usage frequency and years of use, provided the usage instructions are followed.) ◆ Designed to minimize pain ◆ Convenient to carry (with a dedicated cap) ◆ Please be careful not to get your hair tangled ◆ Do not use on sensitive areas of the skin (around the eyes and lips, etc.)