1of1 Custom's PRO-Fit will turn any PRO-Series ear plug into Custom In-Ear Monitors.

The PRO-Fit is one of the smallest, lightest in-ear monitors available providing the highest levels of sound quality and noise-isolation, right out of the box.  Utilizing a full-range single balanced armature on each side, the PRO-Fit gives remarkable high-fidelity accuracy with smooth base and sparkling high notes.

*Available for purchase without molds or as a bundle with custom ear plug molds.
** Pro-Series filters sold separately