Backun Essence Cocobolo Clarinet BarrelClarity Meets Character When your playing calls for warmth, fluidity and focus, the Essence Barrel is your natural fit. Built on decades of Backun innovation and shaped by input from top artists around the world, Essence delivers a centered, resonant tone with exceptional clarity and projection. Its bold new design and sculpted metal rings do more than turn heads, they enhance response and tonal control, bringing out the best in every register. This