Nathan Sonic Boom Armband Holders at Road Runner Sports
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Nathan Sonic Boom Armband Holders

Nathan Sonic Boom Armband

Item #NTN177
VIP: $26.99
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NATHAN® SONIC BOOM ARMBAND :: Run hands-free rockin' your tunes and totally in-touch when you workout with the Nathan® Sonic Boom Armband, designed for the iPhone® 4. Stay connected while enjoying the maximum comfort of this soft, stretchable armband that's moisture wicking, and stays securely in place without binding. Count on protection for your iPhone® plus easy access to all controls with the clear window, and light up the night with the reflective accents for added visibility.

Key Features & Benefits

  • Sleek armband offers easy-touch window: Fits iPhone 4 and 4S
  • Unique hybrid of silicone and performance textiles delivers enduring protection
  • Soft ergo-armband integrates NDurAthletic material optimizing comfort and eliminating friction
  • Moisture-wicking material maximizes sweat resistance
  • Reflective details promote low-light visibility up to 1200 ft
  • ANT+ dongle compatible