So far I have enjoyed the Quad Drivers and I find them to be more "fun" than neutral as they seem to pop on most songs but can be more fatiguing.

I know this isn't too related to gym but has anyone used CIEM for bike riding especially with only one ear in?

I'm currently rocking a Platinum #3776 Century with a SF nib and a Pilot Decimo with a F 18k nib 

I have only tried the IM70 and the se215.  The IM70 sound more v shaped compared to the se215, which are more mid focused.  The IM70 have a large body which could stick out of your ear a bit more and the stem might be too big for some people's small ears thus resulting in a poor fit.  The...

There are deals on goldrings dr150, dr100, dr50 for $39 at Jaben audio 

Hi, My name is Damien, I wouldn't consider myself as an audiophile but rather an enthusiast