Whether you’re on the climb or the pilgrim’s trail: the backpack is needed here. Their equipment and their volume, they are designed to a week tour for multi-day trips. Also touring rucksacks are often designed for specific activities: there are such as models for Alpine use as well as for moderate hiking.
Touring backpacks can differ depending on the purpose in their construction and their equipment. There are for example both backpack models for use in high-alpine like climbing, glacier tours, as well as for cross-country skiing or ski touring. For hikers on the pilgrim’s way, there is also touring rucksacks with special benefits. Tent, sleeping bag, sleeping mat, and stove/dishes do not come mostly in the backpack, because often (mountain) are scheduled for the accommodation lodges or guest houses.
Categorized by internetages, a backpack is usually narrow and has a classic bag with lid, which contains map, GPS, sunglasses, etc. The stuff sack can be divided depending on the backpack design. In the lower part there is a bottom compartment with its own zipper access then.
Large, well-equipped touring rucksacks, there can be a comfortable zip-front opening.
Further, additional details are available depending on the intended use. Alpine touring rucksacks such as have ice device mounts, cable attachments, a helmet mount and a label with Alpine emergency signals.
Touring backpacks for ski tours often have mounting options for ski and snowboard, a compartment for avalanche probe and scoop. Also you can often access a zip at the back of the equipment without having to remove the skis strapped on.
The carrying system
The harness of a touring rucksack has often profiled Struts (usually aluminium), to transfer the burden not only on the shoulders, but also the hip and back. Flat cushions at the back and flat hip belt ensure a fixed and body-hugging fit.
The load control is also important: a backpack must be well control especially in the difficult terrain such as about via ferrata. These help load control straps, and compression straps, which attract the backpack dry bag to the body or get close to the body and improve the focus.
A backpack is also restricted as little as possible the freedom of movement to keep you mobile and flexible, to cope with demanding passages.
Last but not least, good ventilation is important. Better moisture evaporates and cools the back, the less force is wearing.