If you are on a limited budget, you'll appreciate this Corsia Backpack. It's a fail-safe choice and a great investment. Another strong contender for your wardrobe is this Piquadro Rucksack. While the price of this piece is not very high, it will surely attract a lot of attention. You may also want to look at this Parentesi Rucksack. This item is not expensive either, but it will make a difference in your wardrobe.
If you're after a bargain, we've got your back with this Frye Backpack. This item is likely to become a total wardrobe staple. It's also worth checking out this Piquadro Backpack. This piece is extremely popular and, just as importantly, not too pricey. Alternatively, opting for this Backpack is a nice choice as well!
If you want to splurge on a luxury piece, why not consider this Prada Backpack - a great luxury choice.