【Product Description】 This is a set of 8 tuning forks corresponding to Solfeggio frequencies. The engraving reads "BIOSONIC." This tuning fork set is used for healing, meditation, yoga, sound therapy, and vibrational adjustment. 【Contents】 ・8 Tuning Forks ・Dedicated Case (cloth) ※Please check the engraving in the photos for frequency details. 【Condition】 ・Used ・Some scratches and minor marks on the metal parts ・Case shows signs of use ・No significant warping or damage observed 【Notes】 ・We cannot guarantee professional adjustments or effects. ・Please judge the condition primarily based on the photos. ・Please purchase only if you understand that this is a used item.