Naturehike Rock 60/40+5L Internal Frame Hiking Backpack for Outdoor Camping Travel Backpack, Black 40 + 5 L, M, Classic

[40+5L Expandable Capacity] - Spacious 40 litre main compartment with additional 5 litre expandable top pocket provides flexible storage for hiking and trekking essentials. LIGHTWEIGHT & DURABLE - Made from tear-resistant 420D nylon fabric with lightweight aluminum alloy frame for reliable outdoor performance at only 2.3 lbs. ERGONOMIC COMFORT The padded EVA back panel and adjustable waistband help distribute weight evenly, reducing pressure on shoulders and hips during long hikes. BREATHABLE VENTILATION SYSTEM - Mesh back panel improves airflow and ventilation to help reduce heat and sweat while hiking in warmer conditions. ADVENTURE-READY STORAGE - Multiple compartments, including a front pocket, side bottle holders, belt pockets and a waterproof rain cover included for organized outdoor use.