The Ecogear 40L Snow Leopard Hiking Pack is perfect for short outings and day hikes. The vented back system is built to allow ample airflow, the overall lightweight design provides maximum comfort, and the built-in rain cover ensures that your outdoor adventure will go on - rain or shine. The backpack has special hydration bladder storage and a reservoir clip so you can stay quenched on your journey (bladder sold separately). Its dual side mesh pockets and large main compartment ensure that you will fit all your necessities while the front elastic bungee makes for additional external storage. Constructed with REPREVE fabric made from recycled water bottles, you can feel confident knowing your purchase is environmentally green.