This is a Talon zipper, size 42, closed-end, typically used for jeans, pants, etc. It is new and unused. The slider and chain are antique brass (oxidized brass), which complements any product. Brand: TALON Two closed-end zippers Size: 16.5cm (6.5 inches, measured from the top of the slider to the bottom stop/end), the length of the zipper can be shortened with the top stop. Tape Color: Navy Tape Width: 26mm Chain Width: Approximately 4.5mm Zipper Color (Teeth): Antique Brass Applications: Pants, jeans, etc. Multiple purchases are possible for those who make clothes or for businesses.