Sony CS-E01ARM Sleeve Armband for NW-E103, NW-E105, and NW-E107 MP3 Players Translucent case and elastic armband for taking your compact digital music player with you in active use Designed to work with the Sony NW-E103PSBLK, NW-E105PSBLU, NW-E105PSWHI, and NW-E107 MP3 players Affords easy access to all player control buttons Lightweight and durable UPC: 0272426705940