- Durable Material: Constructed from high-density nylon fabric, this backpack is water-resistant, tear-resistant, and abrasion-resistant. Enjoy peace of mind knowing your gear is safe in various weather conditions. - Comfort & Support: Ergonomic design reduces fatigue during extended use. The adjustable chest buckle ensures even weight distribution, enhancing your overall comfort while providing a survival whistle for emergencies. - Ample Storage: The spacious 35L main compartment features multiple organization options, including an inner pocket, an upper pocket, and two side knitting pockets. Easily keep your belongings sorted and accessible. - Versatile Attachments: Elastic straps and fasteners on the sides allow for secure storage of trekking poles and other gear. A dedicated water pipe hole above the shoulder strap accommodates hydration systems, making it convenient for outdoor activities. - Airline Compatible: This backpack meets the size requirements of most airlines, making it an ideal travel companion for flying, camping, hiking, or fishing trips. - Suitable for Everyone: Designed for both men and women, it serves as a reliable walking backpack, travel bag, and business bag, adapting to your various needs. Use scenarios: - Perfect for weekend camping trips, providing enough room for clothes, food, and equipment. - Ideal for day hikes, with hydration system compatibility and storage for trekking poles. - Great as a travel bag, fitting easily in overhead compartments or under seats on flights.