The Eclipse Armband offers versatility in one unique design. The detachable zipper case is weather resistant for use outdoors and has an adjustable strap fits most sizes comfortably. A convenient fold-over pocket lets you store ear buds, keys, and other small valuables. They are designed to fit 180 Series Media players and come ready to use right out of the package! Mach Speed continues to focus on offering the latest technology and even opens the door to new and creative devices.