High Quality Zinc Alloy MaterialThe jean buttons is made of high quality zinc alloy material,fine workship.anti-rust and anti corrosion.$No Sew Jean Buttons These jean buttons can extend or reduce the waist size without sewing.easy for installation.$Detachable and Reusable You can take off the jean buttons anytime and use it for another pants.you can use it any where you want.$Widly Use These jean buttons is suitable for jeans,jackets, hats, suits, pants, bags and so on.The package include 4 pieces jean buttons one pack.$Great Serviceplease contact us if you have anything concern or difficulties,we will give you the best solution.your satisfaction is guarantee.