Amazon offers Prime members the Koss FitClips In-Ear Headphones in five colors, model no. KSC32, for $9.99 with free shipping. (Non-members can spend $35 to qualify for free shipping; otherwise, it adds $6.01.) That's $10 off and the lowest total price we could find. They feature soft flexible clips and three sizes of ear cushions. Deal ends December 20.