Pluggerz Sleep Earplugs Using sophisticated filter technology, Pluggerz Sleep earplugs reduce disruptive ambient noise during sleep without completely blocking the ear canal. Essential sounds like an alarm clock or a child crying remain audible despite the noise reduction. Exceptional comfort Three soft, hypoallergenic silicone lamellae ensure comfortable wear, even for extended periods. Two different sizes are included for optimal fit. Product details Noise reduction by 27 dB Excellent sound reproduction Moisture-resistant filter Ideal for smaller ear canals