• Protect your hearing with Noton 3M polyurethane noise-canceling earplugs. • Designed to reduce harmful outdoor noises such as construction sites, traffic, and sounds from family and neighbors. • Made from polyurethane foam specifically designed to reduce noise comfortably and effectively. • Provide a perfect solution for blocking everyday sounds. • Help you sleep better, offer protection against noisy environments, and maintain a peaceful atmosphere for studying or relaxing. • Include two pairs in each pack and feature a lightweight design. • Excellent choice for those looking to reduce noise levels in their daily environment. • One pair is missing.