Protec nylon mouthpiece pouches have a no-nonsense design. This pouch protects four mouthpieces and features full mouthpiece protection secure zipper closure softly padded nylex lining and backside belt loops. Drop it once on concrete and chances are your backbore will be out of round. This is where your sound starts and it is critical to retain the perfect shape of your mouthpiece. This Protec nylon pouch features padded sleeves and grab tabs that help you get your mouthpieces in and out quickly.