Biosonics Body Tuners - 256 Hz and 384 HzThis listing comes with a pair of body tuning forks, pamphlet, and a stylish, velvet pouch for carrying anywhere tuning forks go. Note: These tuning forks are made of aluminum, which is a soft metal, great for harmonics and sound healing. Because of this softness, you might find the occasional small mark or scratch. The fork isnt damaged, nor is the tuning off. It can happen during packing by the manufacturer, or during shipping and handling. We