Matador Travel Ear PlugsThe Travel Earplugs Kit is a simple way to keep your earplugs accessible during travel.Each silicone case holds two earplugs, keeping them clean and protected when not in use. The key ring makes it easy to attach to zipper pulls, keys, or wherever it\'s convenient for you.32 dB Noise Reduction Rated (NRR) earplugs are high quality and effective, while the memory foam fit is comfortable for long term wear. .Product contains 2 silicone cases (graphite and light grey) and three sets of earplugs.