Simple and classy, the Patagonia Petrolia Pack 28L is perfect for a short vacation. Crafted with a strong, lightweight recycled polyester, this bag has a durable water repellent finish. Featuring an Air Flow-mesh shoulder straps and back panel, this bag restricts moisture. The bag has stretch-woven pockets to accommodate a variety of water-bottles in different shapes and sizes. You can lift the bag with ease using the top-mounted handle. This bag has a large main compartment that includes a side-access laptop pocket. The multiple zippered stash pockets help you access your essentials with ease. 779 g (27.5 oz).