1、 The waist bag is made of materials with excellent flexibility that can be used for diving. The adjustable rubber strap fits the body and realizes "not easy to shake". No stress training. 2、 With water bottle storage bag and design, the water bottle can be stored in the storage bag. The water cup can be adjusted according to the size. A waist bag suitable for all kinds of kettles. When not in use, the kettle pocket can store small items, which is very convenient. 3、 The waistband can be adjusted, and the waist length is suitable for 65-140cm, which can be adjusted freely according to the occasion to make the waist bag more stable. Using high-end smooth metal zipper, tested more than a thousand times, smooth without cartoon, strong and durable. 4、 With earphone jack design, you can carry convenient earphones for running, sports, fitness, mountain golf, fishing, rest day activities, etc., and you can listen to music anytime and anywhere. No need to worry about dropping the phone. 5、 The use of highly waterproof materials can protect luggage even in the midsummer of sweating or when it rains suddenly. With a reflective design, the night running bag can also be used with confidence. Simple and handsome design, it is easy to match all kinds of clothes, can be used for cycling, hiking, mountaineering, festivals, etc.