Light, Functional Backpack Rucksack with Ergonomically Shape Back, Ventilated; Carrying System Adjustable at the Top & Bottom; Height-adjustable Chest Strap; Padded Waist Strap; Large Main Compartment with Flat Inside Compartment; Side Openings Right & Left, Suitable for Headphones or Tube for the Additionally Available Drink System; Velcro Loop for Securing the Drink Tube; Main Compartment Extension with Pull Cord; Additional Securing Strap Under the Cover Flap; Cover Flap with Side-release Buckles & 2 Zipper Compartments; 2 Side Pockets; Side Lashing Straps; Hiking Stick Fixing; Base Compartment with Rain Cover; Handle. Available in Anthracite Grey, Navy, Red. Minimum Quantity: 50.