Caldwell Youth E-Max Pro Series Electronic Earmuffs - Neon Green - The newly designed Youth Electronic Hearing Protection comes with a 23 dB Noise Reduction Rating (NRR) for maximum hearing protection on the range. With a padded headband, comfortable ear cushions, and low profile ear cups for an uninterrupted cheek weld, these are the most comfortable and functional electronic ear muffs available. When not in use, the Youth E-max muffs fold compactly in your range bag for a smaller footprint.