The ultraslim Tucano Sport waistband combines comfort with high capacity compared to size, and is perfect for indoor and outdoor sports! Front window made in touch sensitive material allows total control of device functions when worn and adhering to body during physical activity. The front pocket can carry small objects like keys, coins, cards and documents in total safety. Laptop Backpack Features Compatible Smartphone Size: Up to 5� Splash proof housing for the smartphone Touch sensitive window Slim pocket Adjustable abdominal belt 4 earphone holes