The Zulu 45L Backpack is designed for overnighters with durable, high-denier fabrics and abrasion resistance. It features an adjustable torso with 3.5 inches of adjustment, perforated shoulder harnesses for airflow, and an alloy steel frame to secure the load and shift weight to the hips. The AeroSpan ventilated suspension keeps the wearer cool and dry. It includes a hydration sleeve with SpeedClip hanger and a dual-layer bottom panel for durability.