Made from 100% recycled PET bottles (rPET), 100% PFC- and PVC-free coating, height-adjustable carrying system, infinitely height-adjustable shoulder straps via rotating mechanism inside the school backpackthanks to the Easy Grow System, the school rucksack can be adjusted to your body size in no time at all, so it grows with you throughout your school years, back padding made of soft air mesh for a comfortable fit, straps can be adjusted to your body size in no time at all.r a comfortable fit, ventilation chambers in the form of a 3-point support surface ensure optimum air circulation, reflective strips at the front, sides and on the shoulder straps, with adjustable padded S-shaped shoulder strapss-shaped shoulder straps, position-adjustable straps, height-adjustable and removable chest strap, removable hip belt with compartment, side compression straps, spacious front pocket with zipfront pocket with zip, small front pocket with zip, 2 large main compartments with integrated book compartment, can be expanded by 5 litres by opening the zip, large organiser compartment for exercise books and folders, attachment option for COOCAZOO 11" tablet or notebook baground arch zip, 2 side mesh pockets, 2 fastening straps on the front to attach a skateboard, jacket, helmet or neon pull-over, padded and sturdy backpack base, hanging loop, padded carrying handle, reflective loop for an LED clip-on light on the backReflective loop for an LED clip-on light on the front, headphone output for convenient listening to music on the go, holder for headphones on the shoulder strap, loop for pendant, hand patch can be replaced, water-repellent.