Are you dreaming of a hiking backpack that adapts to your needs? Look no further: Mammut has created the Ducan Spine 50-60 just for you. The volume of the Ducan Spine 50-60 can be adjusted from 50 to 60 liters as you wish, depending on the equipment you need for your adventure. Extremely lightweight (especially for its size), the Ducan Spine 50-60 also features the Active Spin carrying system, which moves with your spine. This helps you save effort, all while maintaining optimal comfort: why miss out? Materials: 91% polyamide - 9% polyester Height: 64 cm Actual volume: 50-60 L Width: 34 cm Back length (size system): L (48.5 cm) Length: 29 cm Rain cover: yes Carrying system with patented Active Spine technology to ensure a natural gait Mammut Connect Inside Water-repellent pocket with various attachment points on the backpack Large access opening to the main compartment thanks to the front zipper Elastic chest strap for optimal comfort and perfect fit Adjustable backpack volume (50 to 60 L) Integrated rain cover Possibility to attach gear to the bottom of the backpack Large mesh pockets on the shoulder strap Quick-attach pole holder on the hip belt Removable bottom compartment accessible from the outside Zip pocket on the hip belt Zip pocket for valuables, accessible from the outside Integrated metal frame for optimal load distribution Compatible with hydration system 2 side mesh pockets Hip belt with Forward-Pull technology Comfortable to use thanks to anatomically shaped shoulder straps and hip belt with soft padding 2 trekking pole holders Weight: 1,520 g Mammut Ducan Spine 50-60 - Trekking backpack