on cold days, the channel cross section locks air in. this isolates the body additionally from outside cold. old technology new technology ex tre me air on hot days, sweat fulfills an important function in heat regulation and prevents us from overheating. if the sweat remains in the textile and is not...
by using a particular mechanism of heating of the polyester. thus, the heater form is made in a single filament threaded form. the extruded form of thread filament is the manufactured and is spun according to the required diameter. the conventional polyester screen material is made a bit longer by extending...
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