1, the wide end (hereinafter referred to as the big end) is on the left and the narrow end (hereinafter referred to as the small end) is on the right. The big end is in front and the small end is in the back, showing a cross.

2. The big end is turned up from the inside and pulled out from the triangle area of the neckline.

3. Continue to turn the big end to the left, that is, the big end rotates around the small end.

4. The big end is folded from the inside to the right.

5. The right side is the same as the left side, rotating around the small end.

6, tidy up the skeleton, tighten.

7. Fold into a ring from front to left.

8. Finally, turn the big end over from the inside of the middle area.

9. Fasten the bow tie and finish.

Black bow tie is short for little dress. The dress is mainly black tweed, and the cut is very similar to that of an ordinary suit. The only small difference is that the collar of the coat is replaced by black satin, and there is also a black satin on each side of the trouser leg.

More formally, there is a wide belt with black silk pleats at the waist. As for shirts with small dresses, they can be very fancy, with many pleats on the chest and upturned collar corners. As for French cuffs and cufflinks, black stockings and patent leather shoes are similar to big dresses.

White collar belt refers to the big dress that men wear at night. Cut with black tweed, the front of the coat only reaches the waist, so it is also called (corner cutting). The back is divided, and the length is down to the knee, which is also commonly known as the tuxedo.