Designing an AI-powered fitting solution for hearing protection.

Reuben Angrik

Designing an AI-powered fitting solution for a niche hearing protection company.

I was hired by Snugs to help design an AI-powered solution to make custom fitted hearing protection more accessible. My expertise in user experience and designing around complex technologies helped them realise their vision.
Snugs PhotoFit has revolutionised the hearing protection market and is now used by companies and individuals across the world.

Overview

Snugs is pioneering the future of hearing protection through a combination of advanced 3D modelling, 3D silicon printing and changeable filters. But there’s always been a big barrier - custom fitting for this type of hearing protection needed to be done by a trained professional. It’s time-consuming and costly to scale. My expertise in product and service design and user experience helped create a solution to make custom fitting cheaper, scalable and more accessible.

Challenge

There were multiple challenges to solve and it required a first-principles approach coupled with a deep understanding of service design, user experience and advanced technologies.
We worked closely with AI specialists to answer two complex questions:
How can a person measure their ears accurately enough to generate a 3D model - without a physical mould.
How will the end-to-end process work from placing an order to generating their virtual ear models for production.

Solution

Leveraging our expertise in user experience and services design, we implemented a multi-faceted approach:
Architected a suite of connected services including e-commerce, AI platform, APIs, mobile web app
Mapped the end-to-end service and user flows
Created prototypes for user testing to refine all parts
Designed and built a mobile web app integrated with the AI
Designed a custom fitting pack to be used in the process
Refined error handling and resolution with AI team
Integrated the AI with Shopify and Klaviyo for order process management

Results

Presented at CES twice and garnered huge interest
Been used by thousands of customers around the world
Achieved a 10x reduction in custom fitting costs
Helped secure additional funding for global rollout
Awarded multiple international patents
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Posted Mar 25, 2025

I was hired by Snugs to design an AI-powered solution to make custom fitted hearing protection more accessible and scalable.

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