Pentaconn has adopted BRASS, a material that is closely related to sound, for the metal core. By maintaining the shape of the sound conduit, the consistency of the sound is also maintained.
 
Specifications
Material
Silicone
Metal Core
Brass with Nickel Plating
Compatibility
Fit for 4.5mm and 5.5mm nozzle size for IEM earphones
Outer Dimensions
S: 11mm MS: 12mm M: 13mm L: 14mm
Sizes by Colour
Small (Black) Medium Small (Blue) Medium (Yellow) Medium Large (Red)
