The original etyBLU Headset has been discontinued, but you can purchase accessories here.
The etyBLU has been replaced by the etyBLU2.
1 filter removal tool for ER•4, hf Series, Music•PRO, HD•15, GSP•1, GSP•15, EB•15, EB15•LE, etyBLU2, etyBLU, ety8 and Home Hearing Test.
4 filters and 1 removal tool for etyBLU2 and etyBLU
Features 4 interior pockets and a convenient exterior pocket
Dimensions: 3.5" x 5.25" x 1.25"