Custom Fit Guards | CF Studio


At Custom Fit Guards we manufacture custom fit hearing protection and custom ear plugs for sports shooting, industry and motor sports. We offer individual custom fitted products that protect people who are exposed to high levels of noise on a regular basis.


*The Great British Shooting Show

Date – 15th – 17th of February 2019


The MCN London

Date – 15th – 17th of February 2019

The Kelmarsh Country Show

Date – 21st – 22nd of April 2019


Custom Fit Guards
Unit 1, Holly House
Queensway Trading Est
Leamington Spa
CV31 3LT

Copyright ©2019 Custom Fit Guards


Made For Music

Our custom in ear monitor range gives musicians and audiophiles the opportunity to hear the true benefit of soft silicone custom in ear monitors combined with a unique combination of driver(s) creating clear, rich and defined sound. We offer the customer the option to design their own custom in ear monitors, with a choice of colour moulds, number of driver(s), cable (detachable or hardwired) and even the option to add filters if the user wishes to increase their ambient awareness.




This single driver produces impressive sound quality. It makes for a great starter IEM.


The dual driver gives extra separation. giving more definition between the treble and bass.



The triple driver gives great clarity and depth in sound. Giving detail and richness in sound.


Our top of the range IEM, giving enhanced audio with fullness of sound. The best of the best.

Choose between 1 - 4 speakers (balance armutate) assemblies. We creat a range of unique products catering to the first custom in ear monitor user, looking for their first set, all the way up to th well tuned audiophile. We create our own assemblies giving our own signature sound. There is a speaker and price range to suit everyone. 

Ambient Feedback

You can choose to include filters should you not want complete isolation the using your custom in ear monitors.

Giving you the benefits of great quality music and outside awareness. Filters are a great advantage for performers on stage looking for ambient feedback.

Cable Specs


Wired 3.5mm Jack

T2 Connection




Silver Plated Copper Litz Wires

Double Twisted Cable - 84 Strands

Length - 127cm

Cable Impedance - 1.50 Ω

Cable Strength - 13 lbs

Coiled Cable To Aid No Tangle

Using high quality cables specifically manfusctured for high quality audio, we give a choice of hardwired or detachable cable options, both come with over ear or bottom exit choice.


The detachable cable gives the ability to use the product both as in ear monitors and custom ear plugs. A good option for studio, live music performers and gig goers. 

Patent Pending Tech

Introducing the perfect solution which merges acrylic performance and reliability with soft medical grade silicone ear mould comfort. We fit our speakers in a acrylic housing which is them embedded within the ear mould. This patent pending technology allows us to use vented drivers and aids for moisture evaporation.

What's Included

  • Custom Moulded CF Studio (pair)

  • Custom Fit Guards Pocket Pouch

  • User Guide

  • Wax Pick

  • Ear Lubricant

  • 1 Year Warranty

Tech Specs

  • Build Material – 40 Shore Medical Grade Silicone

  • Acrylic Faceplates Available

  • Mould Type – Full Concha

  • Colour – Clear - Coloured Faceplates

  • Left/Right Ear Indication Dots

  • Filter Options

  • Hardwired or Detachable Cable

Recommended For

  • Musicians

  • Studio Use

  • Music Lovers

Please Note: Your ear impressions will need to be taken in order for the ear defenders to be manufactured. Once the order has been placed, our ear impressionist will contact you directly.

Product Overview

Designed and manufactured specially for musicians these musicians custom in ear monitors are self assembled signature sound to CFG Audio only. 

Click below to view an in depth video on this product.

COVID-19 UPDATE - Custom Fit Guards is still OPEN and running production as smoothly as possible under the UK Government's restrictions. Delays are expected due to the most recent steps taken and we appreciate your patience at this time. Any orders placed after February 28th will be redeemable for 12 months.