Ergobag Cubo Set is a complete school bag set built around an ergonomic, adjustable backpack designed for comfort and everyday organization. The set pairs a structured backpack with a sports sack and pencil cases, plus Kletties for easy personalization. Key attributes: Multicolor | Polyester | Waterproof base | Water-repellent coating | High-visibility reflective elements | Lightweight construction | Adjustable height transport system | Padded hip belt and shoulder straps | Easy-Click closure for quick open/close | Multiple compartments with integrated notebook sleeve | Attachable sports sack | Customizable with Kletties and Zip Sets | Flexible front pocket (Flex Front) | Wide top opening for easy packing | Semirigid, stable base | Dimensions & fit: 28 x 40 x 25 cm (width x height x depth) | Adjustable height transport system (Your-Size-System) | Padded hip belt and shoulder straps for weight distribution | Ergonomic, adjustable fit for growing users | Composition & care: 100% Polyester | Do not wash; do not bleach; do not tumble dry; do not iron; do not dry clean.