B095XR7NPC 8Pcs Aluminum Medical Tuning Fork Healing Sound Vibration Therapy 256Hz+288Hz+320Hz+341Hz+384Hz+426Hz+480Hz+512Hz (Color : Silver)

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Hearing Protection
256Hz:20×2.5x1cm/7.8×0.98×0.39 inch.288Hz:19×2.5x1cm/7.4×0.98×0.39 inch
320Hz:18.5×2.5x1cm/7.3×0.98×0.39 inch.341.3Hz:18×2.5x1cm/7×0.98×0.39 inch
384Hz:17.5×2.5x1cm/6.9×0.98×0.39 inch.426.6Hz:17×2.5x1cm/6.7×0.98×0.3 inch
480Hz:16.3×2.5x1cm/6.4×0.98×0.39 inch