【Airline Approved Personal Item】With 18x14x8 inches, the carry on backpack can fit in overhead compartments and under airplane seats. The 180-degree opening design for compartments expedites security checks, making your airport experience as smooth as your travels. 【Ergonomic Comfort for Every Adventure】LOVEVOOK travel backpack features a waist belt that shifts weight to your hips, easing shoulder strain and boosting stability on rough terrain, while keeping the pack secure. Adjustable shoulder straps ensure a perfect fit for lasting comfort on long journeys. 【40L Large Capacity & Multiple Pockets】The travel backpack for women with 3 main compartments and 18 pockets, can meet both your daily and travel needs for a 3-5 day trip. Its luggage-style main compartment, separate laptop section, and multi-pocket zipper front pocket offer unmatched convenience. 【3 Extra Packing Cubes & Wet Pockets】This carry-on bag includes 3 extra packing cubes – a storage bag, a clear toiletry bag and a shoe bag – as well as a built-in wet compartment pocket. Perfect for university, library, gym, work, business trips, travel, weekends. 【All-in-One Travel Solution】This travel backpack combines the convenience of a backpack, duffel, and shoulder bag, with top and side handles for easy carrying. A side pocket for your water bottle or umbrella and a luggage strap for effortless airport travel. A hidden back pocket to keep your valuables safe. This LOVEVOOK travel backpack is the ultimate 3 - 5 day travel solution, combining a 42L capacity with 3 main compartments and 18 pockets to keep your essentials organized. At 18x14x8 inches, it's airline - approved, fitting easily in overhead bins or under seats, with a 180 - degree opening for quick security checks. The ergonomically designed shoulder straps and adjustable waist belt distribute weight evenly, reducing shoulder strain and enhancing stability on rough terrain. It includes 3 extra packing cubes (storage, clear toiletry, and shoe bags) and a built-in wet pocket. Versatile and convenient, it functions as a backpack, duffel, and shoulder bag, with top and side handles, a side water bottle/umbrella pocket, a luggage strap, and a hidden back pocket for valuables, making it perfect for travel, gym, work, or weekends.