Home / Hydration Backpack Hydration Backpack Showing products 1 to 3 of 3 Sort by:Most popularWhat's newPrice low to highPrice high to lowName A to ZName Z to A Thule Vital 3L Hydration Backpack Bag Includes 1.75L Reservoir Bladder £84.95 Thule Vital 6L Hydration Backpack Bag Includes 2.5l Reservoir Bladder £104.95 Thule Vital 8L Hydration Backpack Bag Includes 2.5l Reservoir Bladder £119.95