Shure EA306 Triple Flange Sleeves (3 pairs) for Shure SE series, Shure E4, Shure E4C, Shure E3, Shure E3c, Shure E5, Shure E5C, Westone UM1 and Westone UM2 Earphones only!

For Shure E3c, E4c, E5c, E500, i3c, and i4c versions and Westone UM1 and UM2. These reusable, silicone sleeves form a tighter seal than flex sleeves while holding the earphones firmly in place. The sleeve tube or flange can be trimmed for customization and greater comfort. Triple-flange sleeves provided as part of the Fit Kit with E4c, i4c, E5c and E500 earphones only.