The clue is in its name the vario is an extremely versatile piece of kit offering flexibility of use to match its storage capacity in the blink of an eye like a very practical transformer it switches from a bike pannier to a fully featured non compromised backpackthe tough waterproof construction of the vario means it will last a long time even with repeated daily use the roll top closure keeps the weather away from you things and there plenty of space for them too with ample space for a4 fi