Premium Materials:Made of comfortable, lightweight, water and sweat resistant fabric. Comfortable and breathable, High-quality materials keep your arm skin breathable and keep your phone dry when you exercise. The soft material ensures that the arm bag does not scratch the skin during movement. Safety design: safety reflective stripe design, the reflective strip fluoresces when the light is low at night. You can also run or walk at night or take it with you to reduce safety risks. The zipper is smooth, strong and non-sticky; The upper and lower two-layer design sorts and places the items, which is practical and convenient. Large capacity allows you to store your private belongings when doing sports. Wide Compatibility: Double independent pockets, two separate pockets allow you to conveniently place your phone, headset, data cable, cash, ID card, keys and other small items to ensure your phone won't be scratched by the key. It can up to 6.5-inch -Record phones.such as iPhone,Samsung,Xiaomi,Redmi,Motorola,Oneplus,ZTE,HTC,Nokia,LG and more. Versatile use: The running armband is not only suitable for running, exercising, gym, High-intensity training, fitness, yoga, hiking, jogging, but also for cycling, hiking, fishing, mountaineering, camping, cycling, walking, fitness, marathon, travel, for daily leisure. Free your hands, essential for sports and fitness