This minimalist backpack is suitable for any occasion. Whether on the road by bike, shopping, or in the nightlife. The roll-top closes with a hook and loop fastener and allows a practical filling of the Hajo backpack. Product Material Polyurethane (PU) with polyester (PET), PVC & PFC-free Features Roll-top system to scale capacity closes with a hook and loop fastener Zipped fast access to the main compartment Three pockets outside for e.g. bike lock or umbrella High-quality neoprene laptop compartment with two additional mesh pockets for phone and wallet Additional elastic band bottle holder and key strap inside Reinforced back with padding for more comfort Padded and adjustable shoulder straps for more comfort Padded bottom part for stability Embossed 'Ucon Acrobatics' label on the front side Materials This product is made by two of our own custom material developments used as shells: Soft surface from polyurethane (PU) and soft inner lining made from polyester nylex fleece (PET) Recycled 500D polyester canvas from PET bottles (rPET) with inner durable thermoplastic polyethylene coating (TPE) All fabrics are waterproof and free of PVC & PFC. For use in rainy weather, additional protection of a rain cover is of advantage, because water can get inside through the seams. Dimension & Weight Dimensions rolled out: 63 x 30 x 12 cm Dimensions rolled in: 45 x 30 x 12 cm Capacity rolled out: 20 l Capacity rolled in: 16 l Laptop compartment: 28 x 36 cm Weight: 800 g