Name: industry term called sub - buckle. It is a kind of connecting auxiliary material commonly used on the clothing. It is divided into male and female two sides: one side is a soft fiber, the other side is with the elastic fiber spines. Male and female interlock, in the case of a certain transverse force, elastic hook is straightening, loose from the loop and open, and then restore the original hook, so repeatedly open and close up to 10,000 times 

Color sample: the color card is available in stock no. 120 before, and the color is dyed later (please call customer service for dyeing requirements).

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