The Lowe Alpine Edge18 Backpack is a versatile and practical daysack designed for the outdoor enthusiast who enjoys a multitude of outdoor endeavours. Utilising Lowe Alpine\'s fully adjustable carry system, the Edge I8 Backpack offers comfort with a large carrying capacity courtesy of its numerous internal and external pockets including a hydration pouch specific pocket. Lowe Alpine describes the Edge I8 as \'edgy\', we prefer versatile as this pack offers everything one would wish of a day pack designed to cover a multitude of activities whether it be heading to the crag or the office.Lowe Alpine Edge 18 Features: AirContour Back System 420D Dobby and 450D PW / HydroShield Hydration Compatible Zipped Top Pocket Front zipped pocket to fit OS map Hidden Pole Loop Internal Zipped Security Pocket Key Clip Large Main Opening Secure Padded Sleeve To Fit Laptop (15\") Lightweight Breathable Back System Reflective Bike Light Loop Side Compression Stretch Bottle Pockets TPU Hook and Loop Pole Lash Waistbelt and Sternum Strap with Whistle Weight Approx 520g