The Deuter Aircontact Core 50+10 backpack is ideal for multi-day treks. Light and abrasion resistant thanks to materials carefully selected by the German brand, it also benefits from and Aircomfort mesh back panel. You will enjoy its great carrying comfort and optimal venting. This rucksack sits on the hips to relieve your shoulder, thanks to Active Fit shoulder straps, as well as a hip belt and hip stabilisers. This Deuter backpack offers an adjustable capacity ranging from 50 to 60 litres thanks to a removable 10 litre flap at the top, for more flexibility during your adventures. This comprehensive model features internal pockets, attachment points, a waterproof internal compartment for wet clothes, as well as a dedicated water bladder compartment.   Features of the Deuter Aircontact Core 50+10:  Capacity: 50+10 L Materials: 500D nylon and 235D REC nylon Trekking pole holder Separate bottom compartment with zippered divider (sleeping bag) Compartment for valuables Internal compartment for wet clothes or other equipment Side pocket to keep a water bottle on hand Compatible with 3L hydration system Air Contact system: offers breathable padding and optimal stability Vari Slide adjustment: optimal support for any back length Y-shaped frame: load distribution and direct control Adjustable Active Fit shoulder straps Pull-Forward adjustment: quick hip belt adjustability  Adjustable padded hip belt Removable rain cover included Dimensions: 78 x 31 x 26 cm Weight: 2160 g Backpack Deuter ---Old Aircontact Core 50+10 Reef Ink