The high-quality nylon fabric is not only breathable, but also non-slip, sweat-proof, and waterproof. There are multiple pockets for you to use, there are independent pockets, enough space to put mobile phones, keys, cards, water cups, etc. Our waist bag does not include a water bottle. You need to buy a 600ml water bottle by yourself. The diameter of the water bottle is 7cm, the height is about 21cm, and the weight: 70g.