Puro Sound Labs makes personal audio products that, as it asserts, provide a high-end listening experience while protecting the user's aural healt. It is known for its PuroGamer headset, and has also just launched the PuroPro active noise cancelling (ANC) "adult" headphones. It has also released UK and US pricing for Amazon's 2020 Prime Day sale.
https://www.notebookcheck.net/Puro-Sound-Labs-headphones-are-back-on-Amazon-and-will-be-cheaper-for-the-Prime-Day-event.497824.0.html