They also come with new comfort fit options, like
swappable earbud tips and wings, and an easy way to tighten or loosen the overall length of the cord.
The Flyers are rain, splash, and sweatproof thanks to Fitbit's «hydrophobic nano - coating,» and come with
swappable ear
tips, wings, and fins so you can find a better fit than other one - size - fits - all
earbuds out there.