It could be marble, it could be tie dye. No matter what you see when you look at this Marble Drawstring Backpack, it's a fun choice for your elementary school bags. Measuring 16" high x 13 1/2" wide, the double drawcord 210D polyester backpack can easily be used by both students and teachers. Your choice of a one-color imprint will be screen printed on the top portion on one side. Customize your backpacks for your elementary school store, Teacher Appreciation Week, school fundraisers, student recognition awards, graduation gifts, and more.