For those who want to be serious and strong. You want to change yourself today and want to be a beautiful body, stay healthy, and live strong. This product is only for those with strong will. Kettlebell supervised by hard style kettlebell instructors! From raw materials to painting, each piece is handmade by artisans who inherit the traditional "Kuwana Casting" technique. You will feel the original taste and warmth of the cast that is not found in mass produced overseas. Please be aware that the KG indication is the nominal measurement and there may be slight errors (within ± 2 kg range). Due to the nature of the product, there may be slight scratches on the surface and slight differences in the logo, and slight measurement errors. Please note that we cannot accept exchanges due to logo breakage, small scratches, or measurement errors within ±0.04 inch (1 mm) range. Very dangerous. Please do not use for purposes other than training. If the product becomes defect (deformation, crack, etc.) during use, please stop using it immediately. We are not responsible for any death, injury, accident, or property damage using this product.