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Mack's silicone putty molds to the unique contours of any ear. All Mack's Pillow-Soft silicone-putty earplugs are doctor-recommended to seal out water and help prevent swimmer's ear and surfer's ear. They also protect your ears from loud noises.

• Official ear care provider to Team USA Swimming
• Ultimate in comfort and versatility
• Seals out water
• Helps prevent swimmer's ear and surfer's ear
• Protects hearing from loud noises
• Provide non-toxic, hypoallergenic protection