Mountaineering Bag / Hiking Backpack Mountaineering / Outdoor / Camping Large Backpack 【Ultra-Large Capacity 55L Mountaineering Backpack】 Perfect for outdoor activities and commuting! A versatile, large-capacity rucksack. Ideal for mountaineering, camping, travel, and commuting to school or work. With a 55L capacity, it has ample storage space, allowing you to store plenty from the main pocket to the sub-pockets. You can neatly organize and store everything from outdoor gear to daily necessities. 【Functional Storage Space】 Main Pocket: A spacious area to neatly store a large amount of luggage. Sub-pockets & Side Storage: Efficiently store small items and bottles. Top & Bottom Pockets: Convenient top and bottom pockets for easy access. 【Sturdy Shoulder Straps & Hip Belt】 Ergonomically designed padded shoulder straps support carrying up to 40kg of luggage with ease. Furthermore, the hip belt improves stability, making it less tiring even during long hours of activity. 【Waterproof & Excellent Breathability】 Made with water-resistant Oxford material, so you can rest assured even in sudden rain. In addition, the mesh material on the back ensures breathability and prevents stuffiness on your back. 【Expansion Function for Even More Storage】 You can extend the height of the backpack by 10cm as needed, so you can rest assured even if your luggage increases. You can adjust the capacity according to the situation, from everyday use to travel. 【Product Specifications】 Capacity: 55L Size: Height 54-64cm x Width 41cm x Depth 20cm Color: Red ※ Available in 4 colors Please inquire about the color variations. Brand new, unused Free shipping We will ship as soon as possible, with the shortest possible shipping time. Packing Method We will set the price as low as possible. Please understand that we will pack it compactly. Material: Oxford 【A Must-Have Multi-Functional Backpack for Outdoor Enthusiasts】 This mountaineering backpack is a must-have item for outdoor enthusiasts, combining durability, storage capacity, and comfort. It's a multi-functional backpack perfect for mountaineering, camping, travel, and even commuting to school or work, supporting your activities comfortably. Size...50-100 L