“Elite TPR Corded Earplugs,” which are made of a thermoplastic elastomer (TPR) and are designed to be inserted into the ear canal. The plugs have a conical, three-wing design that make them easy to insert and allow them to fit into all ear canals. They have a noise reduction rating (NRR) of 25 decibels. They are fluor green in color and include a polyester textile cord. These earplugs will be sold in one of two packaging options, either in a hygienic box with a fastening clip or in a reusable plastic bag.
[1] Please importantly note that only the relevant portion of the related is displayed above. You may refer to the said customs ruling for the entire ruling explanation.
[1]. https://rulings.cbp.gov/ruling/N320236