The Standard Series are made out of high-quality phenol resin (plastic), featuring a design based upon the top grade Custom Series. They are extremely consistent in specifications and playing quality,offering excellent value for their price. The facing of this series is slightly shorter than that of the Custom Series ease of use a playability for beginning students providing an achievable rich characteristic clarinet sound. These are also available in a variety of sizes, for convenience suiting the needs of players of many different styles.