Few days ago i came across this video on twitter . The video portraits a Senegalese musician who is playing an instrument called Cas Cas, also known as Kashaka which is a simple percussion instrument consisting of two small gourds filled with beans  and attached to a string.

Pretty cool huh?

Video credit: @dusttodigital

Senegalese musician Sallilou playing the Cas Cas, also known as Kashaka, which is an instrument made by connecting two small, bean-filled gourds with a string. pic.twitter.com/ZpxGEf3BlK

— Dust-to-Digital (@dusttodigital) July 27, 2019