Jeans: Paige Denim. Vest/Tank: Anine Bing.
Sunglasses: Ray Ban.
This (faux leather) backpack is the perfect alternative to the infamous alligator backpack from The Row. It has all of the look with none of the $39,000 price tag. Gulp. I've posted the non alligator version of The Row's backpack below. It is a thing of beauty!