The history of cufflinks can be traced back to the Middle Ages. Its predecessor was the "cuff chain" of a gentleman's wrist. Now whether it is a formal occasion or a relaxed party, with a pair of scientific cufflinks, you can show a low-key luxury without losing Fun personal style! https://5993.cyberbiz.tw/s/files/5993/ckeditor/pictures/content_555822c5-458e-4913-9a36-9562661a8081.jpg New Sexy-Science Cufflinks (Tourbillon) https://5993.cyberbiz.tw/s/files/5993/ckeditor/pictures/content_e744b99c-f791-4c18-b815-60f58b939439.jpg The flip box is exquisitely packaged, and it is the first choice for elegant gifts inside and outside, easily showing the good taste of the gift giver! https://5993.cyberbiz.tw/s/files/5993/ckeditor/pictures/content_6395b75f-8e01-48d3-860b-4a45dffb860b.jpg How to use / fix Cufflinks are used on shirts with button holes on both sides of the cuffs but without buttons. The cuffs of these shirts may be one- or two-fold folded back. The folded back cuffs are also called "French" cuffs. The cuff fixing method is divided into two types: "fitting" and "barrel style"; What is attached is that the two wings of the cuff are buckled flat, and the barrel style is similar to the ordinary cuff, which is buckled in a ring manner. In general, people who use cufflinks prefer a snap fit. The design of cufflinks comes in many different styles. The simplest design consists of a short practice linking two discs. Usually, the disc on the outer side will be larger. He may also pass through the button hole like a regular button; It is also possible to divide it into two parts and combine them through the buttonhole; Or it is also possible to have a rotating shaft mechanism in the middle part of the back, which can pass through the buttonhole and flip to make the fixed stem perpendicular to the buttonhole to fix it. (Mr. Sai's cufflinks fall into this category) (From wikipedia) Specifications: ► Product specifications: 2.5 x 2.5 x 1 cm ► Material: Pure copper plated white steel ► Origin: China Precautions: ► The product is small. Be careful of children.