My reason for docking an otherwise 5 star product two stars I volves a design flaw in the strip of plastic connecting the two ear buds

But until the design flaw is corrected (more secure and deeper rubber plug over the USB port would do it...

So about $5 out of pocket to get a replacement, but annoying that an inherent design flaw requires this sort of follow-up.

The now-exposed thin headphone wires are so fragile that I'm terrified that they're going to fray and break, rendering a mid-tier set of bluetooth headphones totally worthless over what seems like a minor product design flaw

Supposedly this has a design flaw where sweat will drip to the end up the headphones and sit where the charger plug is

I don't know if they're counterfeit or it's just a design flaw

The one major issue that you should be aware of is the inherent design flaw pointed out in other reviews.

But until the design flaw is corrected (more secure and deeper rubber plug over the USB port would do it...

Most headphones have design flaws with people the sweat a lot and these headphones seemed to outmatch those previous issues.

However, there’s a small design flaw on this product: the charging slot, although protected with a great silicon cover comes out during exercise.

There has to be a design flaw