THE PACKAGE INCLUDE: 126.22 Hz, 136.1 Hz, 141.27 Hz, 172.06 Hz, 194.18 Hz, 210.42 Hz, 221.23Hz, 272.2Hz (Tuning Fork Set), Mallets, Clean clothes and Bags. SOFT BAG AND CLEANING CLOTH: Deliver a soft bag storage and a piece of cleaning cloth to protect the tuning fork. : learning concentration;Quick send negative emotions, insomnia, positive energy. : Use the tuning fork for meditation, journeying, grounding, balancing, for relaxing, to relieve tension, and so much more. The tuning fork is the Heart tuning fork of the Set. LONG RESONANCE: Extended long handle of turned aluminum to facilitating bone conduction tests and more persistent ringing frequency.Made of high quality aluminum alloy material, corrosion resistant, sturdy and durable and stainless. Colour:Silver Material:Aluminum alloy Package Contents: 1 * storage bag 2 * drumsticks 8 * tuning forks 2 * cleaning cloths(The style of accessories is random, and the specified style is not accepted) Only the above package content, other products are not included. Note: Light and different displays may cause the color of the item in the a little different from the real thing. The measurement allowed error is +/- 1-3cm.