Danner Lace-In Boot Zipper This product is designed to ease the transition in and out of our 8" black uniform boots. It has 10 metal eyelets to match up with our Acadia and Recon styles and ships with a set of 54" black anchoring laces. The zipper has a metal YKK pull and plastic teeth. Compatible Danner Boot Styles Designed to work with our 8" black uniform boots: Acadia styles (21210, 69210, 22600, 22500) and Recon style 69410. Contents Included Items included in the Lace-In Boot Zipper package: two (2) boot zippers constructed with YKK zippers and 10 eyelets per side of zipper (20 total per zipper), two (2) 54 inch black anchoring laces, instructions for two separate lace-in methods.