The E11 E flat clarinet is a great stepping stone for the player wanting to learn and master a larger reportoire. Recommended by music teachers because of their easy response and remarkable accuracy, the E11 clarinets help the musician to develop their musical talent. These clarinets are made from grenadilla wood found in the forests of Mozambique and Tanzania. Grenadilla wood is known for its resonance and stability, making it an ideal material for musical instruments.