Features 1、Promoting relaxation, tuning fork therapy helps to induce a deeper state of relaxation, good using effect. 2、Tuning fork therapy helps improve concentration and cognitive function, easy and convenient to use. 3、Enhance the effectiveness of alternative therapies, tuning fork therapy can be used in combination with meditation. 4、Can use combined with massage therapy and acupressure, including a total of 11pcs tuning fork with different frequency. 5、Good sound treatment instrument, easy to carry and operate, come with wood hammer and storage bag of the Package. Specification Item Type: Tuning Fork Set Material: Aluminum Alloy + Composite Wood Tuning fork frequency: 252.44Hz Tuning Fork 272.2Hz Tuning Fork 280.5Hz Tuning Fork 282.54Hz Tuning Fork 289.44Hz Tuning Fork 367.16Hz Tuning Fork 295.7Hz Tuning Fork 414.72Hz Tuning Fork 420.88Hz Tuning Fork 422.88Hz Tuning Fork 442.46Hz Tuning Fork Package List 11 x Tuning Fork 1 x Hammer 1 x Storage Bag