SONY Sony MD Walkman(R) Case Comfortable Armband Style MiniDisc Walkman(R) Carrying Case Holds MiniDisc Walkman(R) Recorder and Extra MiniDisc Media Provides Comfort and Functionality for your MiniDisc Walkman(R) Recorder Fits Comfortably on Arm For Sony MiniDisc Walkman(R) recorder models - MZ-N420D, MZ-N420DPSGray, MZ-NF520D, MZ-NH600D, MZ-NHF800, MZ-NH900, MZ-NH1