Touted as one of the most versatile bags in the collection, the Camelbak ARETE 18 1.5L is a travel backpack that allows you to move around discreetly.Made from lightweight materials, this model boasts a compact 18-liter design that is organized around a main compartment, a zippered security pocket and a side pocket. Indeed, it is possible to carry a laptop safely. Comfort is enhanced with the presence of a detachable sternum strap.This functional bag even converts to an insulated tank pocket to keep the water supply inside a larger bag.