Wiktionary
overwrap
n. A secondary wrapper covering an item within a package. vb. (context transitive English) To wrap in a secondary wrapper.
Wikipedia
Overwrap
An overwrap or wrap is applied over an item or is applied over another form of packaging. It is often made of plastic film (sometimes called Polywrapping) or paper.
Usage examples of "overwrap".
The chute is wrapped around the bundle, and a twenty-foot polypropylene line is overwrapped around the chute to hold it tight around the bundle.
She stuck her hand through the recognition-loop and tried to pull her handlebars out of the rack's tangle of molybdenum steel, graphite, and aramid overwrap.