At the same time it blocks out all the outside distracting noise in the room. Very sleek, love them! I too received the eying size! Another thing I light is that the front and rear lights are moveable so even it your roof isnt level your lights can be. The inline volume roller works fine but feels cheap. Only flaw, the straps could have been a bit more tight and a shade thinner but other than that great Maybe I have a very small head? Who knows. These particular socks that i ordered are awful! Der Gummi war nicht zu einschneidend! Jabra makes a better headsets than plantronics.