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Backpack outlet design of the main functions of drinking water and drainage, if you want to design personalized backpack, then the production of backpack manufacturers and design strength must be strong, strong demand for the design or development needs of manufacturers, as well as the ability Production of the functional effects to be achieved, while the love of free luggage has a professional designer and skilled technical operators, can produce high-quality functional backpack.
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Trolley is one of the more commonly used high-capacity luggage tools, such as travel, business trip, we generally choose the trolley case as a travel bag. But the trip with the trolley, not only the hard shell, there are soft shell, then travel is to choose a hard case or a soft case of the soft case? Then look at the hard case and soft shell material which advantages and disadvantages What?
Hard case Trolley with aluminum alloy and plastic material, hard case itself is superior to the drop, crash, protection is better, and the hard case Trolley waterproof performance is relatively strong, and generally in harsh weather conditions , Do not worry about rain infiltration into the box. But the hard case is relatively heavy compared to soft shell, heavy, not easy to carry; the same time, space is relatively fixed, poor flexibility.
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