OnePro Ultralight is an outdoor lightweight backpack that perfectly balances the needs of a professional mountaineering experience with storage and easy access to your equipment. This solution benefits from its innovative AceFrame back system: the first layer of the dual-frame structure provides a spacious back opening plane for easy retrieval of equipment and core support, while the second layer is responsible for opening the back and Integrate the key floating back plate. Its ergonomic curved design ensures a comfortable back fit and excellent load relief; the mesh structure keeps the back ventilated in harsh outdoor shooting environments.