... against perspiration, bumps, scratches & the elementsReflective logoDevices that fit: Apple iPhone 4, 4S, 3GS, 3G, 2G, 1G; BlackBerry Bold, Blackberry Curve, BlackBerry Storm ... many more. Find the best armband for my phone or case.Pocket dimensions: For smartphones up to 4.5" in length. Maximum circumference (2X ... when in range of 5.75" to 6.25") armband for iphone 5/4s sports case