Michelle Roos, of the healthy lifestyle blog, Pawsitively Delightful, reviewed the Koss FitSeries headphones. Michelle, replaced her old earbuds with the Koss FitClips. Read about her experience with the Koss FitClips on her blog, Pawsitively Delightful, http://pawsitivelydelightful.com/2013/07/02/koss-fitclips/