Alright, I won't take a risk with them. I will look into the HiFiMan RE-400. Thanks for the response!

Hey, I'm thinking about getting the HF5s but could someone tell me how much do the IEMs come out of the ears. I sometimes use hearing protection with my IEMs (ear muffs) because I work in noisy enviroments and they have to fit under them without the ear muffs applying any more pressure on the...