Ergonomically designed backpack, ecologically made from 23 PET bottles. It features two main compartments with an extension of 5 liters and an organizer pocket. The backpack can be adjusted for any body height from 1.40 m to 1.80 m. Equipped with an aluminum profile frame and a pull-forward hip belt that shifts the weight to the stable pelvis. The breathable back padding provides additional comfort. The "Match" models also include a front pocket that can hold a helmet or a soccer ball, and the main compartment can be expanded by 5 liters.