What makes the Alpventure Pack so unique? This one pack is guaranteed to fit better and carry lighter than your current day bag. It can be sized anywhere from 20-40 liters. Hiking Pack (20 - 40L) Hiking Pack (20 - 40L) Hiking Pack (20 - 40L) Laptop Day Pack (14") Laptop Day Pack (14") Laptop Day Pack (14") Nylon Tactical Pack (20L) Nylon Tactical Pack (20L) Nylon Tactical Pack (20L) Request our full catalogue