ATOLLA Sports Running Armband for iPhone 6 /6S, Galaxy S6 /S6 Edge /S5 /S4(Rose) Maximum Compatibility: It fits the iPhone SE, iPhone 6s &amp; 6, Galaxy S6, S6 Edge &amp; S5 and other devices up to 5.1&#034;.(It doesn&#039;t support thick phone cases). Premium Quality Material: atolla choose stretch lycra fabric to make this armband a snug, comfortable fit for an active lifestyle. It is BREATHABLE, WATER-RESISTANT, STRETCHABLE and HANDWASHABLE. It is ultra lightweight (38g) and thinnest possible (less than 2mm). Adjustable Velcro Closure: Wider Velcro closure ensures atolla sports armband fits your arms securely and comfortably. This adjustable Velcro closure makes it fit from small 10.6&#034; arm to 16.2&#034; biceps. Reflective Safety: A built-in reflective strip and logo, reflecting light easily, help to keep you visible when running, walking, or cycling. Built-in Key Pocket &amp; Cords Organizer: Built-in hidden key pocket to help you carry extra things such as key, credit card, cash, etc. Velcro Organizer help to wind the bouncing earphone cord when hitting the gym!