The quad lock arm band is a simple convenient design introducing the brilliance of the quad lock design to runners joggers and gym goers with no need to mess around with plastic or neoprene pouches this simple yet unbelievably reliable mount allows you to attach and detach your device from the armband with ease this quad lock system has a reassuring click to let you know when your smart phone is securely in place and the comfortable nylon lycra band can be adjusted for both sma