Xtech utility and access, with optimized fluid capacity for longer runs - fits iPhone 6 Plus and nutrition! Bottles: Four removable 10.5oz. BPA-Free SnapFlask Xtech Modules = 42oz./BPA-Free with Jett-Squeeze caps Pocket: Includes Endurance Plus Pouch (6.5"x3.5"), can be positioned anywhere for optimal access Durable microfiber construction Four easy-access outer gel slots for nutrition Dual internal compartments with cushioned divider Zippered security Position bottles and pouch anywhere on the belt Holds: Extra large phones, nutrition, keys and more!