We specialize in perfect quality waterproof & airtight zipper manufacturer. There two type available, single close end and double close end.JQJ waterproof zipper can do the 100%waterproof,100%gaspfoof100%airtight and be used in diving suit,fireproof cloth,rescure jacket,life boat......Our cutomers give the honorable reputation to our JQJ waterproof zipper due to its reliable quality.We insist on the rule of high quality,low price and welcome you to come and talk business with us.Our spirit:To be excellent,To be better!