BACKPACK ZEPHYR 17+3

Fabrics: 100% recycled Diamond HD | 100% recycled rain Cover and interior covers
Back: Back with "Dry Net System": the flexible steel frame allows perfect load distribution and guarantees excellent ventilation by tensioning the mesh that separates the backpack from the user's back. | Shoulder straps and waist belt with "Hollow Back System": excellent breathability thanks to the combination of padding with ventilation channels and super-breathable mesh fabric  
Pockets: Mesh side pockets | Safety pockets in mesh with keyholder | Front pockets | Waist belt pockets | Internal pockets in the back  
Accessories: Backpack cover | Volume expansion +3 litres | Pole holder | Compatible with H2 Bag hydration system | Helmet holder slots | Compatible with "Helmet Holder" | Reflective logos | Rear loop for safety light | Side compression straps | Chest strap with emergency whistle    Backpack cover | Two collapsible pole holders | Side compression straps | Chest strap with emergency whistle | Compatible with the H2 bag hydration control system | Compatible with the "Helmet Holder" | Collapsible ice axe holder loops |   Reflective logos and tapes | Rear loop for safety light