Make the most of your time at the gym with Sennheiser’s CX 686G SPORTS. The innovative Slide-to-Fit mechanism ensures that these earphones sit securely and comfortably while you stay focused on your workout or on those long runs/walks. Lightweight yet robust, the CX 686 G SPORTS headphone is also rugged enough to withstand the punishment of heavy-duty use, plus it's sweat and water resistant. The in-ear design helps block outside noise to help eliminate that annoying music that is blasting at the gym. Full controls for volume, pause/play, and microphone for Apple/Android devices. Full 2 year warranty from Sennheiser.