Wise Custom ◇ Uses high-grade Karelian birch burl material magnetic releaser ◇ M size ◇ Magnetic force is 3.1kg ◇ Recommended net size is small to medium ◇ Shipping method: For single item shipping, we will use Kuroneko Yu-Packet ◇ We are an authorized dealer of Wise Custom products. 24080020 ‐ Mercari: Shop from Japan