YKK No.10Vislon plastic zipper slider.Suits YKKNo.10Vislon ZipsMaterial: PlasticSlider Attributes and ApplicationsMaterial Type: Metal has a slim, attractive look (bags and clothing);Plastic is chunky, but has long term corrosion resistance (boat and sail covers)Pull Type:Single pull sliders can be operated from one side only (bags, clothing and sail covers);Double pull sliders can be operatedfrom both sides(some boat covers).Lock Type: Non Locking allows the zip to be opened by pulling the fabric apart (bags);Locking means the zip must be opened by pulling on the slider (clothing and covers).Part NumberColour – No. of Pulls – Lock TypeYKK-E587BKBlack – Single Pull – LockingYKK-E594BBlack – Double Pull – LockingYKK-E587White – Single Pull – LockingYKK-E594NWhite – Double Pull – Locking