Feature: 1. The earmuffs are completely glued without any glue, and it has passed all the EU environmental protection testing and certification, with quality assurance. 2. The actual sound insulation decibel can be above 30DB, which can attenuate harmful loud sounds and not shutting down other surrounding sounds. 3. Earmuffs can effectively protect baby's hearing health, Which can provide baby with a comfortable sleep environment. 4. Easy to the earmuff, just wipe their with a damp cloth. Do not rinse with water. 5. The elastic band of the earmuffs can be easily adjusted, and there is no need to press it on the child's head like ordinary earmuffs. Specification: Item Type: Baby Earmuffs Material: ABS＋Sponge Purpose: Infant Hearing Protection Color: Blue Package List: 2 x Earmuff 1 x Elastic Band