MACK'S PILLOW SOFT SILICONE PUTTY EARPLUGS 2 PAIRMack's Pillow Soft Earplugs mold very comfortably to the unique contours of any ear. The Doctors choice for sealing out water (helps prevent swimmers ear) and reducing noise with a noise reduction rating (NRR) of 22 decibels. Shatterproof carrying cas..