you know the outdoor Backpack Bag?

For people who love to run outdoors, almost nothing is more important than to have a comfortable and beautiful and practical special backpack. Whether you are a whitewater adventure, field trips, wilderness photography, stream fishing, mountain tour ...... features of outdoor Backpack Bag 1, the material used in the backpack after water treatment, but also very wearable. 2, the backpack back the bandwidth and thick, and has shared the backpack weight belt. 3, supporting a large backpack has an aluminum frame or the outer frame of aluminum inclusions, small backpack back support has a hard sponge or plastic plate enclaves. 4, backpacks often stated on the label uses, such as "MADE FOR ADVENTURE" (designed for the adventure), "OUTDOOR PRODUCTS" (outdoor special products) and the like. Category of outdoor Backpack Bag 1, mountaineering bags. Two types: one is a large volume of 50 - 80 liters backpack between; the other is a small volume between 20--35 liter backpack, also known as the "surprise package." Great package is mainly used mountaineering mountaineering mountaineering transported materials, small packages are generally used for high altitude mountaineering or climbing the summit assault. Mountaineering backpack is dedicated to cope with extreme environments, production of sophisticated and unique, usually slender body bag, back pack according to the body's natural curve design, the inclusion of people close to the back, to relieve the pressure on the shoulders of the strap. Such packages have been waterproofing, even in the rain does not leak. In addition, except for mountaineering bags mountaineering in other adventure sports (such as rafting, across the desert, etc.) and long-distance travel is also widely used. 2, traveling bags. Big bag mountaineering bags and packages are similar but different shape, front bag by the zipper fully open, very beneficial thing to take place, as usual is not climbing package from the package will cover the top of the article into the bag. Small bag variety, be sure to choose a comfortable carrying, not only pay attention to appearance. 3, bike bag. Bag and backpack type divided into two categories. Bag carrying either type can also be hung on the package before or after the bicycle rack. Backpack is mainly used for high speed riding bicycle travel needs. All with reflective light reflective bicycle package to ensure safety when riding at night. 4, back frame package. Such package by the package body and external aluminum shelf components. For carrying bulky and difficult to load backpack items, such as photography boxes, gas tanks and the like. In addition, many backpacks on the plate for what is often stated in the motion, what is good travel backpack Many tourists choose to pay little attention to the package, ready to carry a poop bag and left, in fact, have a comfortable and beautiful and durable backpack is very important. Backpack type on the market today, the brand, variety, the majority of tourists should choose? the Category of Backpack Bag Depending on the application, it can be divided into Sport Backpack Bag mountaineering, long-distance travel bag, backpack and bike back shelf bag four categories. Special mountaineering backpack is designed specifically for mountaineering, general packet slender body, the upper and lower bunk, a support package to an aluminum frame package, the whole article by the package into the top cover, the package also sets ice ax, ice ax for bundling , ski pole use. Mountaineering bag strap mostly "S" shape, strap thick and wide, back up and very comfortable, and with on-load backpack weight lifting belt can be adjusted. Long-distance travel bag is generally rectangular, their straps and belts and mountaineering bags approximation, and very comfortable, and the front of the package can all be opened, to take things very convenient, and some have side pockets can hold items. Bicycle backpack is designed for cycling tourism and design, divided into Bag backpack two. Bag style Several packages were hanging in front of the car and the rear frame; if she had to leave bicycles, optional backpack. Back pack frame is made of lightweight aluminum, particularly suitable for amplification type items such as tents, photography boxes. the Size of Backpack Bag The need to choose their own backpack after species, but also consider the volume of the backpack. If you go to the outskirts of photography backpack that you can not be less than 60 liters, because in addition to the daily necessary supplies, you have to have a set of photographic equipment; if it is to go hiking, then the best choice of more than 50 liters backpack, because the backpack also installed under tents and sleeping bags; if go away on business, a 35-liters backpack had enough, carry clothing and everyday objects can be installed under. Outings generally choose backpack about 35 liters, while in the city, a 15 liters to 20 liters backpack is enough. In short, according to how much you want to buy a backpack with what may be. the material of Backpack Bag Many types of materials the backpack, which directly affects the price of the backpack that better materials, backpacks and more expensive. Backpack materials in general are mainly: 420D Oxford Nylon, 1000D nylon or 10000KODRA, 600D polypropylene and other materials. 1000D material wear, if the field is to use, choose this material. In recent years, there has been a foreign Fangsi fabric, with the fabric of the backpack, once torn, the break will not be torn to expand, it is suitable for outdoor activities, travelers.