Features 1、Robust /u0026 Durable Backpack: This hiking backpack is made of high-quality tear and water-resistant nylon fabric, heavy-duty zippers, and enhanced by bar-tacks at major stress points providing long-lasting durability against daily activities. 2、Ergonomic Design: Thick breathable padded back and shoulders make you comfortable and cool during hiking. The adjustable chest buckle works perfectly to distribute the weight. It is designed as a survival whistle for emergencies. 3、Large Capacity: This large backpack has a roomy zipper main compartment with an inner pocket, a front pocket, and 2 side pockets. Provides several pockets for handy storage and convenient organization for your hiking essentials. 4、Practical Function: The sides of the backpack have elastic cords for holding a set of trekking sticks. The athletic cut of this waterproof backpack with ergonomically full adjustment fits for shoulder, chest, and waist, suitable for all body shapes. 5、Wide Applications: This sport daypack weighs only 0.66 pounds, and can easily fold for easy storage, just unfold it when you need it. Perfect for traveling, camping, hiking, fishing, and more, it is suitable for both men and women. Breathable mesh shoulder straps with plentiful padding back panel help relieve stress from the shoulder and back. Designed with a built-in whistle in the chest buckle for emergencies. A hip belt and the ability to adjust in several places allow you to take the majority of the weight onto your hips rather than suspending off your shoulders and straining your back. Design with multiple compartments and pockets for optimal organization. Whether you enjoy hiking, camping, or traveling, this outdoors backpack caters to all your needs. Additionally, this backpack is collapsible and can be folded small enough to fit in carry-on luggage. Features: Robust & Durable Backpack: This hiking backpack is made of high-quality tear and water-resistant nylon fabric, heavy-duty zippers, and enhanced by bar-tacks at major stress points providing long-lasting durability against daily activities. Ergonomic Design: Thick breathable padded back and shoulders make you comfortable and cool during hiking. The adjustable chest buckle works perfectly to distribute the weight. It is designed as a survival whistle for emergencies. Large Capacity: This large backpack has a roomy zipper main compartment with an inner pocket, a front pocket, and 2 side pockets. Provides several pockets for handy storage and convenient organization for your hiking essentials. Practical Function: The sides of the backpack have elastic cords for holding a set of trekking sticks. The athletic cut of this waterproof backpack with ergonomically full adjustment fits for shoulder, chest, and waist, suitable for all body shapes. Wide Applications: This sport daypack weighs only 0.66 pounds, and can easily fold for easy storage, just unfold it when you need it. Perfect for traveling, camping, hiking, fishing, and more, it is suitable for both men and women. Specifications: Color: Sky-Blue, Dark Blue, Blue, Purple, Orange, Black (Optional) Material: Nylon Suitable Season: All Item Size: 40 * 25 * 15cm/15.75 * 9.84 * 5.91in Item Weight: 300g/10.58oz Package Size: 28 * 21 * 7cm/11.02 * 8.27 * 2.76in Package Weight: 350g/12.35oz Packing List: 1*Backpack Package List 1*Backpack