Vera Bradley Double Zip Backpack cotton Zipper closure 29.84 centimeters high 35.56 centimeters wide 11 " x 14" x 5 " with 28 " adjustable shoulder strap Medium-sized backpack with easy-access U-zip openings Gusseted U-zip pocket on front opens to reveal organizational slip pockets and two pen slips Zippered pocket inside and another larger zippered pocket on the back ID window under top flap