This is a Talon zipper, size 42, closed-end type, commonly used for jeans, military pants, etc. It is new and unused. The slider and chain are antique brass (oxidized brass), which complements any product. Brand: TALON Closed-end zipper x 2 Size: 16.5cm (6.5 inches, measured from the top of the slider to the bottom stop or the tip of the opening device when the zipper is closed). The length of the zipper can be shortened using the top stop. Tape Color: Olive (Army Green) Tape Width: 26mm Chain Width: Approximately 4.5mm Zipper Color (Teeth): Antique Brass Applications: Pants, jeans, etc. Multiple purchases are also available for those who make clothes or for businesses.