Madewell | Bags | Madewell Charleston Backpack | Poshmark。Madewell The Charleston Backpack In Color Black Sea Gently used, plenty of life left A reliable travel sidekick crafted from sturdy canvas, this utilitarian backpack will fit everything you need for a long day\'s commute, including your 13-inch laptop, e-reader and phone (and, yep, you can even slide a book or two in the handy interior pocket). Made of durable canvas with a perfectly worn-in finish; Italian leather straps. Zip closure. Interior and exterior pockets. 16 1/8\"H x 12 3/8\"W x 5 3/8\"D.