Noise-Cancelling Capabilities: Noise-cancelling earbuds help reduce noise from snoring, flying, or other background sounds Ergonomic Design: Featuring a skin-friendly, flexible silicone material and ergonomically designed shape, these earbuds should be comfortable and functional for many users. They cover your ears without inserting them deeply into your ear canal, avoiding the risk of hearing loss. The earhook wings will hook tightly to your pinna, especially if you're a side sleeper. One size fits almost everyone. WASHABLE AND REUSABLE: These earbuds are washable and reusable, so you don't have to change them around the clock. Just clean them or clean them with soap and warm water between uses EVERY USE: These noise-cancelling earbuds protect your hearing from noise. They are best for sleeping, working, swimming for adults or children, noise reduction, soundproof sleep, concerts Please note: Noise-isolating earbuds can block some noise to acceptable levels, but not completely mute. If you have any questions, please feel free to contact us