AirZone Camino Trek 30:40 Ventilated Hiking Backpack - Unisex Whether you’re moving fast in the hills on a long hike or just out walking on a hot day, the AirZone Camino Trek 30:40 is a hiking backpack that keeps you cool and comfortable. With a ventilated breathable back, the Camino Trek is ideal for day hikes and lightweight overnight backpacking. The AirZone Camino Trek 30:40 features a breathable back to maximise airflow, and is hydration compatible including stretch water bottle side pockets. An internal lid pocket ensures valuables are safe, while hip belt pockets keep essentials to hand. The AirZone Camino Trek 30:40 features TipGripper walking pole attachments, ice axe loops, and double side compression for stability. With top entry, zipped front panel, and base entry with zipped divider panel for easy access, an extendable lid increases the volume by an extra 10 litres. Large bellows side pockets provide additional storage, and the versatile SpiderPlate bungee system allows secure external storage if required. Featuring the best ventilation technology the AirZone Camino Trek 30:40 prioritises coolness and comfort on the trail. Features: Ideal for: Hiking Volume: 30 + 10 litres Back System: Fixed AirZone Back Length ( Place your hands on your hips and tilt your head forwards. Ask a friend to help you measure from your C7 vertebrae (the bony protrusion at the back of your neck) to your iliac crest (the top of your hips). This measurement will give you an idea of which back length to choose for the best fit): Reg Size (M): 46cm  /  18.11in Large Size (L): 51cm  /  20.17in Dimensions: Reg Size (M): 67 x 30 x 28cm  /  26.37 x 11.81 x 11.02 in Large Size (L): 67 x 31 x 29cm  /  26.37 x 12.20 x 11.41 in Weight: Reg Size (M): 1.43kg  /  3lb 2oz  Large Size (L): 1.50kg  /  3lb 5oz Volume: Reg Size (M): 40+10lt  /  2440+610cu.in Large Size (L): 40+10lt  /  2440+610cu.in ​Technical Features: Secure TipGripper walking pole attachments Side compression straps SOS panel Sternum strap with whistle Stretch water bottle side pockets Versatile SpiderPlate bungee system for secure external storage Zipped front panel allowing easy access to contents of pack Bellows side pockets for additional storage Secure internal lid pocket Rain cover AirZone breathable back maximising airflow Extendable lid to increase volume by an extra 10 litres Forward pull hipbelt adjustment Hipbelt pockets Ice axe loop Key clip Lower entry with zipped divider panel Lower side compression can be routed inside or outside bottle pocket