Waterproof: Soft phthalate free PU coating on the surface makes the material waterproof and gives extra robustness Extended Capacity: Roll-top system to scale capability closes with a Velcro strap Easy Access: Zipped quick entry to the principle compartment Safekeeping: High high quality neoprene laptop computer compartment (as much as 15.4") with two extra mesh pockets for cellphone and pockets Ucon Acrobatics is a model from Berlin Germany, now rolling out to the US. About the product…