Mack's Shooters Moldable Silicone Putty Ear Plugs, Orange, 3 Pair Mold to unique contours of any ear, forming a perfect, extremely comfortable, custom fit when applied to the outer ear canal The tacky putty forms an airtight seal that no other hearing protection can match Much less expensive, more convenient and easier to use than custom molded plugs Doctor recommended for hearing protection, these earplugs have a substantial noise reduction rating of 22dB Storage case included