UPGRAD - In this version of sound healing tuning forks set, we add an boot. Our tuning forks for healing chakra set is made of aluminum alloy. The tuning forks set are sturdy and durable, have a bright sound, and the sound lasted longer. INCLUDED - This 10 tone tuning fork set includes frequencies of 174 Hz, 285 Hz, 396 Hz, 417 Hz, 432 Hz, 528 Hz, 639 Hz, 741 Hz, 852 Hz, and 963 Hz. Our sound healing tuning forks kit comes with a carrying case, rubber boot, mallet, storage carry bag, and a cleaning cloth. EASY TO USE - Our chakra tuning fork is simple to use and convenient to carry, the frequencies are written on the individual tuning forks, the handles are easy to hold and have clear, long-lasting sound. Except for the carrying box, you could also place the ten packs of chakra forks set in the travel bag. MULTIFUNCTION - The sound healing tuning fork can be used for sound waves lab, reiki el healing work, sound therapy, classroom science demonstration sound lab, physical , chakra, and vibrational energy healing. You could use the unweighted chakra tuning fork set to explore more about sound energy. Colour:Silver Material:Aluminum alloy Package Contents: 2 x mallet(The color and style is random, and the specified color and style cannot be ) 10 x tuning forks(174HZ, 285HZ, 396HZ, 417HZ, 528HZ, 639HZ, 747HZ, 852HZ, 963HZ, 432HZ) 1 x rubber Base 1 x small wrench 1 x cleaning cloth 1 x boot 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.