Be prepared for inclement weather during school events or field trips to the water park with this Heathered Waterproof Backpack. Available in four basic colors, each 14" x 18" backpack is made of 80 gram non-woven, coated water-resistant polypropylene and comes with a gray, heathered top and drawstring closure. Add your choice of one-color imprint to the bottom front as shown to customize the backpack for your elementary school. Whether you add your school name and logo, mascot, or motivational message, students, teachers, and/or parents will love using these bags to protect their stuff during wet weather or conditions! Stock your custom Waterproof Backpacks in your school store, hand them out as student awards at the end of the year, or using them for unique Teacher Appreciation Week gifts.