• 【High Quality Materials】Made of 75% nylon,25%spandex, polyester fiber, four sides of high-elastic fabric, elastic fit, comfortable and breathable, not stuffy, sweat-absorbing and quick-drying.
• 【Multiple Pocket Design】AONIJIE the backpack has multiple pockets, you can put your water bottle, cell phone, keys, food in the front pocket for easy access, other items like lightweight clothing you can put in the back pocket.
• 【Safety】Front and rear reflective strip design, in the night or cloudy days and low visibility weather, can improve visibility and safety, so that your sports more safe!
• 【Suitable Chest Size】M/L: recommended chest size 90-102cm /35.43-40.15 inches; L/XL: Recommended chest size 102-115 cm / 40.16-45.27 inches.
• 【Scope of Application】AONIJIE this backpack can not only be used for hiking, but also for almost all outdoor activities, such as running, cycling, camping, marathon and so on.