Features: 1: Made of high-quality nylon, waterproof and wear-resistant. It is an essential tool for outdoor activities. 2: The craftsmanship of this water bottle bag is exquisite, and the stitching is durable, which increases the service life of the bag. 3: The water bottle bag is suitable for various water bottles with a capacity of 0.3L to 0.85L (the strap can be adjusted). 4: Molle system: The tactical water bottle bag is easy to connect with other Moller equipment, easy to reinforce, to prevent pulling down or turning around due to gravity when walking or jogging. 5: This bottle is light and portable, it is a necessity for you to go out hiking, camping and trekking. You can carry it by hand, hang it on your belt, hang it on your backpack, bicycle, car, etc. Material: Nylon Size: Diameter can be adjusted 6-10cm, height can be adjusted 17-22cm Weight: 0.15kg Color: black, brown, gray, green, CP, black scorpion Capacity: can hold 300ml-850ml kettle or drinks Purpose: It can be loaded on a large bag or put into a belt for use Suitable for: shopping for work, sports and fitness, outdoor travel, mountain biking, it is a good choice for you, both men and women, young and old Packing list: 1*Kettle bag( Bottle NOT included)