[Product Information]

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On-target fit: meet your perfect fit team-stretchy coils adapt to the shape of your head， and ear click technology ensures your earbuds stay firmly in place Inside your ears
Bluetooth wireless: Bluetooth ready for cord-free listening and hands-free calls. A single charge gives up to 7 hours of playback time. Use the hidden Micro USB port to recharge like a Pro.
Head controls: with all the buttons you need around back， there's no reason to slow down. Use the 3-button control to click through your playlist， adjust volume， and pick up calls.
Reflective details: sweat bravely in the dark. Built-in reflectors keep you extra visible during Late night runs and 3AM walks with the dog.