First, after adjusting the length of both ends of shoelaces, pull out shoelaces from the inside out; The pulled shoelace passes through the second hole from the outside to the inside, and the left shoelace passes under the shoelace between the two holes on the right. The same is true for the right shoelace. Repeat the operation. Pay attention to the direction of crossing shoelaces at both ends, and put the extra shoelaces into the shoes to tie the knot, thus completing the trapezoidal knot.

The shoelace goes straight in and out from the bottom of each hole, passes through the shoelace, and then goes out from the other two holes respectively, and then repeats this process until the shoelace goes out from the upper two holes. First, it directly passes through the two shoe holes at the bottom from top to bottom. One end of the toe cap goes straight up from the uppermost shoelace hole along the left side, the other end of the shoelace goes straight up from the second row of shoe holes along the right side, and the same end passes through the other shoe holes back and forth.

Shoelace function

The main function of shoelaces is to adjust the tightness of shoes. Because the width of the foot board and the thickness of the foot surface are constantly increasing during the growth of teenagers, it is necessary to let the feet have enough space to develop through shoes with laces. In addition, due to the thermal expansion and cold contraction of feet caused by human movement, shoelaces are also widely used in sports shoes, out shoes and labor insurance shoes to ensure the comfort of shoes. The role of clothing decoration. Stiffness of shoes and softness of shoelaces; Through the collocation of shoelaces, shoes can be made more changeable, fashionable and beautiful.

The packaging of shoelaces in the secondary market (the customer is a shoe factory) is generally 50 pairs/bundle. In the retail market, there are many kinds of shoelaces packaging methods: 40% short shoelaces packaging, 2% long shoelaces packaging, cowhide converse long paper card packaging, Adidas clover carton packaging, Nike blister roll packaging.

The common shoelace units in China are double, meter (m) and centimeter (cm); Foreign trade orders will use yards (1 yard = 0.914m) and inches. China generally said, "How long is a pair of shoes?". The quotation will use 1 m and 1 m (that is, the price of a pair of shoelaces with a length of 1 m).