However, the wires hanging down from the front of the earpieces are sensitive to the wind, and they create kind of a "white noise" that definitely impacts the sound quality when running on even slightly windy days (at some point you will be running into the wind, and your running speed plus the wind is enough to cause the problem). Comfort: given how heavy these headphones are, they are actually very comfortable over longer listening sessions. build calf muscle My only complaint is that the felt material on the back of the straps is a little scratchy so it might bother some. I ordered these in size 5 & 6. build calf muscle It’s only been about three months so I feel I must subtract a couple stars. build calf muscle It probably works. You know, the one it was BUILT to perform. Added bonus that it doesn’t have ties. build calf muscle All felt like I was walking on concrete. The small compact speaker is in my bag all the time and ready to use so the hard protective case is definitely a plus!
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