A frog (sometimes referred to as a Chinese frog) is an ornamental braiding for fastening the front of a garment that consists of a button and a loop through which it passes.

盘扣是一种装饰性的编织状扣子，用来扣住一件衣服的前襟。

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Jiashan Xiaoxiao garment accessories factory is located is known as "China's rural button, " the title of Jiashan, Zhejiang, near Hangzhou, a beautiful environment;

嘉善晓晓服装辅料厂位于素有“中国纽扣之乡”称号的浙江嘉善，临近杭州，环境优美；

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It features Bluetooth wireless technology sewn into the garment, and an MP3 music player, which can be operated by a cloth button control on the left sleeve.

CNN: Something clever up your sleeve