All of our zipper coming from India are made by YKK in India. YKK is a global leader in zipper production and an industry leader in eco and ethical responsibility. They are extremely transparent about their sustainable management practices. All of their factories are annually audited by third party organizations. They meet our ethically made guidelines and all dyes used are low impact. Currently, we use their brass zippers with polyester tape. Our zippers are made at the YKK factory in Coimbatore which is about 60 miles west of our garment production company - Five P Venture.