This professional Internal Frame Hiking Backpack is meticulously crafted for outdoor enthusiasts and multi-day travelers. It is constructed from high-quality tear Polyester and nylon fabric, ensuring it is water-resistant, tear resistant, and wear resistant, perfect for any environment. All stress points are reinforced with lap-knots for long-lasting durability. Despite its 55L Large Capacity (31 x 14.5 x 8.6 inches), This wholesale hiking backpack  weighs only 3 lbs. Key features include the Ergonomic Breathable Technology with a suspended three-dimensional back system and a built-in elastic steel frame for optimal load distribution and comfort. Organization is easy with 7 compartments, side zippered entry to the main compartment, and an external extension system for gear like tents and trekking poles. The multi-position torso adjustment (S/M/L) ensures a perfect fit for men and women, making it an ideal choice for retailers catering to serious hikers.