Racing Muffy for kids 24h Le Mans® edition: The ultimate hearing protection for your children while watching a racing event. The earmuffs are thoroughly tested and proven to reach an acoustic attenuation from 21 to 25 dB in accordance with US & EU Regulations. These noise-canceling earmuffs for kids aged 5 and up are lightweight, so they are easy to take along. You can adjust headband on both sides, so the earmuffs will always have a snug fit even for small heads. The premium materials are soft, comfortable, and easy to clean. More importantly, they are sustainable and silicone-free; so no allergic reactions! The pack comes with a 24h Le Mans® travel pouch. These earmuffs are also suitable for use at school to improve concentration.