Korean "Gonggi" (Juggling Stones) This is a set of 6 pieces. This listing is for one set only. They make a rattling sound when shaken. Due to being an overseas product, both the Gonggi stones and the case may have initial imperfections (scratches, dents, etc.). Please refrain from purchasing if you are concerned about this. *If you have a preferred case color, please let us know. If there is no comment, it will be a random color. *Due to the thickness of the product, the case and Gonggi stones will be shipped separately. Please be aware of this.