hangtag

or hang-tag

[hang-tag]
noun
  1. a tag attached to a garment or other piece of merchandise that includes information about the manufacturer or designer, the fabric or material used, the model number, care instructions, and sometimes the price.

Origin of hangtag

First recorded in 1950–55; hang + tag1
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2018