The comfortable backpack for day trips features an ultra-lightweight, highly ventilated Aircomfort back system that not only provides an excellent weight-to-comfort ratio but also includes a spacious main compartment, a smartphone pocket, elastic side pockets, lid pockets, and external loops that make storing and securing items and poles effortlessly easy. It is compatible with a helmet net and hydration systems (up to 3 liters) and comes with a removable rain cover.