Lightweight Close-fitting Sports Backpack, Waterproof And Wear-resistant Breathable Shoulder Bag – Can Hold Up To 67.63oz Hydration Bladder, Suitable For Jogging, Hiking, Cross-country, Mountaineering, Running, Cycling, Marathon And Other Sports

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This product is a backpack. The backpack itself does not contain water bags. Water bag is an optional accessory.

If you only need a backpack, you can choose the option of ‘without water bag’ when purchasing. If you need backpack and water bag, you can choose the option of ‘with 1L Water bag’ or ‘with 2L Water bag’ when purchasing.

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The introduction of the product is divided into two parts. The following is a detailed introduction to backpacks.

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The following is a detailed introduction to the optional accessory water bag