CotopaxiAllpa 42L TravelPackDelDia 42L A42-S21-DD. The Allpa's incredibly ...Cotopaxi Allpa 42L Travel Pack Del Dia 42L A42-S21-DD. The Allpa's incredibly burly shell repels the elements and abrasion while its padded mesh suspension system and load lifter straps provide a comfortable carry during long walks to the hostel or...more