"Zip detail" typically refers to a small feature or decorative element on clothing or accessories that is created using a zipper. It adds style, functionality, or a unique touch to the item. Full definition
Also, love the double zip details on those boots. (eatsleepwear.com)
Featuring a black vinyl fabric with black faux fur trim and finished with zip detailing, team this with your everyday look for a little extra attitude. (prettylittlething.us)
This is from a petite range, so it has a perfect fit, and I adore the biker look and the gold zip detail. (fashionandstylepolice.com)