Ultra Strong, #15 gauge molded plastic zipper, measuring 2.75" total width. UV stabilized DuPont Delrin® teeth and polyester tape. For large enclosures, temporary structures, military use or any application or for use in critical environments when you cannot compromise on performance. Custom made to any length. Available in Black and White only. Single pull or double pull sliders, provided with 16 carrier double diamond braided cord and heavy-duty plastic pull handle. As an option, a 316 Polished Stainless Steel slider (single pull or double pull) is available at additional cost. (Must phone in order for this option).