The Acerbis Acqua Hydration Bag is ideal for those who need a supply of water and want to replace the carrier with a backpack.Easy to clean thanks to the large capDrinking straw with adjustable opening and closing valveRemovable pocket and pouch for toolbarX Braces with central quick release and adjustments with 4 Velcro strapsBreathable fabric in the area in contact with the backThe Acerbis Acqua Hydration Bag is a 2L hydro bag for your liquid and a 1L capacity for essential tools and spares you may need in case of a problem out on the trails. It is easy to clean thanks to the large cap at the top, and it has a drinking straw with an adjustable opening and closing valve.X Braces have been included with a central quick release, adjustment, and 4 Velcro straps, along with a breathable fabric used across the back to improve rider comfort. This bag has a removable pocket and pouch for a toolbar to be added.