This leather Protec Trombone Mouthpiece case is slightly bigger than the L203.
This nylon mouthpiece case fits two trombone mouthpieces. A protective flap covers both mouthpieces and is secured with velcro. A bonus small zipper pouch for additional accessories is on the front.
* Free Shipping applies to the Continental United States. This excludes, but is not limited to, Alaska, Hawaii, and Puerto Rico.