Three different types of batteries - you can satisfy the different types of music, Funk metal, jazz, bosses, etc. Ben swallowed and a lump - excellent absorption of vibrations and comfortable to hold in hand, versatile and fairly resistant Retractable - The metal brush can be entered inside the rubber part while remaining the range 3 to 13 cm out of the range of 3 to 13 cm to meet different needs and meet your living space Two special bamboo baguette batteries - They are very cute and handy, a good supplement of the baguette for traditional battery between metal and wood Versatile use - With good physical quality and aesthetics, they can not only be offered to friends friends for a battery but also for everyday exercises