If travel in a relatively short time (1 ~ 3 days), and not prepared to carry items in outdoor camping, small, easy to select small volume backpack, general 25 to 45 litres is enough. This backpack often structure is simpler, do not set plugin or less set, except a plugin Lord cheap designer handbags outside, usually set 3 ~ 5 attached bag for classification loading items.
If travel time longer (3 days above) or to carry camping equipment, is to choose a bags, with 50 liters ~ 70 litres advisable. If need to load items various or large size, optional 80 + 20 litres of super backpacks or plugin more bags. (2) according to the movement way and backpack use choice knapsack type
2. With is climbing mountains bag, its utility different actually such as: specially designed for rock climbing climbing bag, generally does not support, in order to facilitate design hard with the deformation, while plugins point is more, convenient hanging equipment, and some models technically still assembled finishing equipment DianBu.
While riding the bicycle for design series bag, more attention riding characteristics, applicable to ride motion, concrete can be divided, frame hang back syst packages, before the packet, back hanging amphibious bag, carry bag etc.
In the usual sense, also called camping mountaineering bag bag, design considerations of various forms of exercise the characteristics and the need to travel long distances, suitable for mountaineering, exploration and woodland through activities.
There are also designed for long-distance travel bag, call its multi-purpose bags or zimu bag, its whole structure form basic and mountaineering bag similar, can double shoulder, upper and lower layer, and similar to the luggage, jie cover type openings, can a single polyester, yi ke horizontal, vertical DiHang. Size package connecting structure, can divide can close usage convenience, very popular ChuChaZhe welcome. Various backpack has its unique applicable scope, best choice to buy package designed package is special.
3. According to figure choose bear system size
Backpack bearing system have certain applicable scope, adjustable scope is bigger, though backpack nor without limit. Buy backpack choose good bearing system size is very important. What kind of size for appropriate? Say commonly backpack waist stress points should be above the waist nest on the tailbone. Shoulder belt protection should be slightly below the shoulder (10 centimeters advisable), so just facilitating mechanical belt adjustment and stress, back up just comfortable. Bear size will produce straining feeling, conversely will have on longitudinal feeling, make the waist force does not reach the designated position, appropriate size adjustment, knapsack naturally posted in the back, very comfortable.
4. Do not neglect of the quality of the material
Many people choose a backpack, often pay attention to a backpack colors and shapes. Actually knapsack can be strong and durable key depends on the material. From the ribbon on look, ordinary ribbon and high-quality ribbon price poor 3 ~ 5 times, high quality nylon strap bearing strength can reach 200 KGS.
From fabric see difference is very big also, as 420D fabrics, common weighs 2.8 grams per yard fabrics, whereas high-density fabrics per yard weighs 410 grams, so two kinds of fabric from strength and wear-resisting degree would have bigger difference. In friction on the fabric destructive testing, as 500D fabrics, ordinary nylon cloth to cooldown turn when the breakage, dupont nylon cloth in 3605 turn only when the breakage, its wear-resisting degree for ordinary nylon three times as much.
From the coating on look, low-grade backpack multi-purpose PVC dip, its ShouLeng becomes hard and high-grade backpack multi-purpose PU coating fabric, its encounter cold hardness did not change significantly, four PU fabric waterproof degrees can reach 1500mm above. Now on the market brand-name backpack with makings fastidious, quite on performance quality also are quite good.
5. Good structure and design is backpack the superior performance of guarantee
The good performance of mountaineering bag carrying is comfortable, important factor lies in its structure design is scientific and reasonable. Good design not only gives overall beauty, more important can make you in use get excellence enjoyment.
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