Fjallraven - Men's Kaipak 58 Backpack Top loaded mountain trekking backpack perfect for both shorter and longer, multi-day treks. Made from robust G-1000 HeavyDuty Eco S. Supportive carrying system with hip belt. Adjustable top lid. One zippered pocket on front and two pockets on hip belt. Compression straps on the sides. Attachment points for trekking poles or ice axes. Hydration system compatible. Chest strap with whistle. Rain cover included. Measures 28.7" x 15.7" x 11.8" (73 cm x 40 cm x 30 cm). Weighs 4.6 lb (2100 g). 58 L volume.