The Poly BackBeat FIT 300 Coral includes sport mesh pouch is Enjoy big sound in a small package with the ultra-light and portable Poly BackBeat FIT 300 Coral includes sport mesh pouch of wireless sport earbuds. A sweatproof coating protects the earbuds during workouts, while unique patent-pending, secure-fit eartips make them comfortable for all-day wearing. Includes a quick-drying sport mesh pouch to store and protect your earbuds.