Feature: Material: Made of high-quality materials with fine workmanship and high precision. Compatible: A432 Hz tuning forks suitable for Tune your violin, piano, guitar, ukulele, autoharp, sound therapy, energy work, balance, meditation, stress relief, relaxation, perfect for health professionals, therapists, vibration and sound therapists, workshops. Design : Specially designed for cutlery, one hard and one soft, suitable for all kinds of frequencies. made of high-quality materials with fine workmanship and high precision. The circular design of the tail perfectly combines aesthetics and comfort, and the ergonomic handle is convenient to hold. Note: The A432 tuning fork easily fits in any instrument case or pocket because of its small size, and to avoid this 432Hz tuning fork being other objects, we provide a packing bag and wipe cloth to protect it. When you put it in an instrument case or bag, give it a separate space. Please don't leave it in a damp place for too long. Specification: Sound Frequency: 432hz Material: Metal colour: As shown Package Contents: 3 x A432 Hz Tuning Fork 3 x Silicone Hammer(colors and styles are random, Cannot be chosen the specific color and styles.) 3 x Bag 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.