The Oxygen 45 is the ideal single carry bag to replace your upright roller and keep you hands free. Switch from backpack to duffel on the fly, your Oxygen 45 swiftly goes from your back to under the seat or the overhead bin. Made from premium 900D recycled polyester, not only is Oxygen 45 tough as nails but prevented 24 plastic bottles from ending up in landfills. Oxygen 45 integrates device charging, specific bottle storage and tech compartments. The most comfortable and practical hybrid travel bag keeps you equipped for the journey ahead.-Make single carry travel simple and easy with the intended organization of the 3-5 day Oxygen 45 hybrid travel backpack-Built in charging capabilities enable internal wireless charging or external wired charging for your mobile devices-Theft deterrent, externally accessible 16" laptop pocket will fit new MacBook Pro models and allows access without opening the main compartment-Superior water repellent and durable material is made from recycled plastic bottles helping to eliminate environmentally damaging waste-Premium fleece lined tech accessory pockets keep your devices conveniently organized and protected. Concealed water bottle pocket expands inwards to conveniently store up to a 40oz bottle without bulging or falling out-XACTLY is committed to 100% Satisfaction Guaranteed and helping you explore our beautiful planet. We're also committed to improving it. As a for-profit, for-good company, we have started creating partnerships with charitable foundations that are changing the world.