In his studio located on the edge of the Riviera, in Gosier, Claudius Barbin opens the doors of his workshop. A place where you can hear, from outside, the sounds of the gwoka. Claudius Barbin is a local celebrity. Self-taught, he has achieved true excellence in his art. If he has been creating traditional drum - the Ka - for 25 years, it is for the love of the music and his country.