The backpack with a big heart! Azzaro has 35 liters of space, No more wondering if another book or the extra t-shirt would fit or not? Just tuck it in! Ergo-Grip Backstraps - Azzaro comes with our proprietary ERGO-GRIP Backstraps to give the all-day comfort even with the backpack full of your working day and weekend essentials. The straps and back support are padded with air mesh that keeps you cool and sweat-free even on the warmest of days.