Ohropax Classic Wax Earplugs Review (plus Tips & Tricks)
Invented in Germany in 1907, Ohropax Classic wax are one of the first modern earplugs. They are made of a mix of cotton, Vaseline, and paraffin wax. Not surprisingly, these wax earplugs are a bit sticky, stickier, in fact, than pure wax and silicone putty earplugs. I have found this stickiness to be an advantage: …
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