This backpack has the right organization for daily use but it also has the right features for hikes too! It's fit specifically for a woman with a modified harness and back panel for comfort. The main compartment features a padded, lined tablet sleeve and plenty of space for everything else. The lined tablet sleeve fits most 15" laptops. The stash pocket is perfect for sunglasses or small electronics. The bag also features adjustable cording that is perfect for stashing yoga mats or extra layers. And to top it all off, there are two large water-bottle pockets that stretch to fit your favorite vessel!Material: Made from 630-denier 100% nylon (50% recycled/50% high-tenacity) plain weave; lined with 200-denier 100% recycled polyester. Both treated with a polyurethane coating and a DWR (durable water repellent) finish for water-resistance