The 4096 tuning fork is made of high-quality aluminum alloy material, with clear tone, longer sound, perfect frequency, corrosion resistance, non-magnetic, light and durable. The 4096 Tuning Fork Set helps release stress, achieve deep relaxation, calm the mind and promote positive energy. 4096C is perfect for crystal cleaning applications. Color: silver Material: aluminum alloy Package Contents: 1 x 4096Hz Tuning Fork 1 x Cleaning cloth 1 x storage bag 1 x Wood hammer 1 x crystal stone(random style, Not accepting designation) Only the above package content, other products are not included. Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.