Zeta Phi Beta Sorority Greek Earbud Case Keychain Clip. Compact Royal Blue Pebbled Faux Leatherette Earbud Case Pouch Featuring a Silver Tone 1920 Emblem on the Front Flap and White ZPB Greek Letters Printed on the Back. Designed With a Secure Front Snap Button Closure and a Detachable Swivel Clip Strap for Easy Attachment to Handbags, Backpacks, or Keychains.