Specifications

Full-spectrum clarity

Our earplugs are designed to provide a flat noise reduction across all frequencies, ensuring that every note and tone is heard in its true form – perfect for hearing the nuances of music.

Dutch craftsmanship

Our earplugs are proudly developed in collaboration with TU Delft and manufactured in the Netherlands, reflecting a commitment to quality and innovation. Each filter is 100% acoustically and rigorously tested, ensuring optimal performance and reliability.

FAQs

Check out our FAQs page to find out more.

What's your shipping policy?

We offer free shipping on orders from €49,50 in the EU. Pickup in Rotterdam is possible, but on appointment only.

What is your return policy?

We offer a 12-day return policy for our earplugs. If the earplugs are unused and in their original condition, you are eligible for a full refund.

To initiate a return, please contact our customer service team within 12 days of receiving your purchase. Once we confirm that the earplugs are unworn, we will process your refund.

Please note that all returned items must be in their original packaging and condition.

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