Resin zippers are a type of zipper in which the teeth are made of polyester plastic rice, colored with dye and pumped through an injection molding machine.
Pull head mouth height 2.6-2.7mm, mouth width 4.75-4.85 combination
Width 4.55+0.05 thickness...
Resin zippers can be divided into:
1, close the tail zipper
2. Open the tail zipper (left and right)
3, double closed tail zipper (X or O)
4, double open tail zipper (left and right)
