25L Laptop Backpack: keeping your essentials safe this no nonsense bookbag is big enough to carry your everydays essentials, strong enough to take on everyday tasks Denier Polyester: Crafted from durable 600-denier polyester, this backpack is built to last. The integrated rain defender technology ensures that your belongings stay dry, making it an ideal companion for your urban commutes or outdoor excursions 15-Inch Laptop Sleeve: Featuring a front zipper compartment and main zippered compartment with a dedicated 15' laptop sleeve, whether your carrying textbooks, tech gadgets, or travel essentials everything has its place within this versatile pack. Great backpack for all things back to school Features: Front zippered organization compartment provides four additional mesh sleeves along with a key clip to keep your accessories organized and on hand Comfortable and Adjustable: The backpack features a padded mesh back panel and contour fit adjustable shoulder straps. Backpack measures at