Peak Backpack(Heavy Gear Hiking)

Designed for heavy-duty hiking, fabric: high-density nylon, water-repellent and tear-resistant lining: polyester, mesh bag: polyester, rain cover: polyester fabric, buckles: YKK, zipper: YKK, webbing: nylon webbing, independent bag compartment on the top, a main compartment on the front, zipper openings on the bottom of the left and right sides directly into the main compartment, Velcro-type height-adjustable backrest with three adjustment levels of S, M, and L, breathable backrest, adjustable length with waist bag waist piece, bottom rain cover pocket, 2 built-in aluminum bars for support, chest buckle for survival whistle, left and right adjustable waist belt, bottom tent moisture-proof pad fixing webbing.