Jack wolfskin highland trail 36 backpack this jack wolfskin highland trail 36 backpack is ideal for day hikes or multi day trips featuring a 36 litre capacity with a large main compartment that can be accessed by the top loading flap or zip to the front there are a total of eight pockets offering plenty of storage options including two pouches to the waist belt one of which opens out to a bottle holster a trekking pole and ice tool attachment ergonomic suspension system that offers ven