Modified on: Tue, 5 Jan, 2021 at 4:29 PM
If you are allergic to Titanium or Aluminium then there is a possibility that you will react to the metals when using the product. The coloured coating (where applicable) is a protective oxide layer achieved through an electrolytic process in which the metal forms the anode. There is no nickel in our earplugs.
Our Earfoams® are made of memory foam.
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