features an adjustable strap which allows you to use it as a waist bag or a chest sling pack. It is perfect for running, jogging, camping, hiking, walking, and other outdoor activities. Features: Rip-stop nylon fabric for water resistance and long-lasting durability. Zippered main pocket for your mobile phone; 2 exterior pockets for money, cards, keys, and other small items. Side pocket can hold a water bottle up to 3.1 in diameter. Reflective strip for added visibility and safety in low light. Earphone jack allows you to enjoy music during workouts. Mesh back for good breathability, keeping you cool and comfortable. Adjustable belt fits different waist sizes, suitable for men and women. Can be used as a waist pack or chest sling bag.