The zipper bears high tenacity and corrosion resistance. Due to the fact that the tape has been treated with stone washing, dry cleaning, sand wash, acid rinsing, anti-crease finish and rinsing, it bears no decoloration and low water shrinkage. The tape is free of nitrogen, heavy metals, nickel, carcinogens and allergens. Zipper teeth are uniform. The zipper is in strict conformity to ASTM standards. The lateral tensile strength is 96kg. The bottom horizontal tensile strength is 12kg and 21kg for 2-way open-end zippers. The top tensile strength is 12kg. The compression strength is 7.5kg. The sliding pull resistance of the box is 13kg. The general strength is 22kg. The deflection resistance is 42kg. The zipper is applicable to casual wears (for female), sports wear, ski wear, wind shirt, raincoats, knitted sweaters and childrens wear, etc.