These iFi earplugs are designed to provide optimal noise reduction for a peaceful night's sleep or uninterrupted focus. Made with 100% pure memory foam, our earplugs adapt to your ear canal and securely stay in place. Extensively tested and proven effective against snoring, loud environments, and even on planes and trains, these earplugs will not disappoint. For those seeking total tranquility, combine them with active noise-cancelling headphones for a noise reduction level of 62 dB, perfect for enjoying a quiet room.