Zoya Aqua Pro bag has a lot of features that will hold up to 40 L. with lots of storage due to plenty of compartments that makes it ideal for training or competitions. On the very top you will have a grab handle, and a small pocket to put your small details in. On the bottom you will have a compartment completely separate from the mail one with little part of mesh to guarantee good ventilation. On the sides there are 2 water bottle holders. On the front you will find a nice compartment with mesh pocket and a zipper. Your main compartment is divided into 2 sections one bigger than the other so you can organize your gear especially for people who don’t prefer one main big compartment.