include: 1 water bag Product features: Satisfy your thirst for adventure: This lightweight and comfortable moisturizing backpack is a great companion to stay hydrated while running, cycling, walking, or any outdoor adventure. There is a bag at the back of this package that can store your phone and essential items 3L hydrated bladder: BPA free, odorless, and tasteless. The straw is durable, without tangles, and the bite valve pad has a thrust block. Gently bite the valve to open the water flow; 2 large openings for ice cubes, easy to clean Reliable quality: Watered packaging made of durable Oxford cloth and nylon lining, resistant to tearing and wear. Ultra high hardness and durable plastic buckle
Warning: Due to different production batches, product details may vary slightly. If you care about the difference, please purchase carefully. Due to manual measurement, a difference of 1-3cm is allowed. Due to differences in screen and lighting, the image may not reflect the true color of the article. Thank you for your understanding.