Baby Ear Protector 0-4 Years Old, Baby Earphones, Children, Sleep Ear Protectors, Baby Hearing Protection Item Type: Baby Earmuffs Material: ABS, Fabric Noise Reduction Rate: NRR:25dB 1[Effective Noise Reduction]: The baby earmuffs are made from premium materials that provide excellent noise isolation, ensuring your baby can sleep peacefully in a quiet environment. 2[Comfortable Fit]: With a soft and comfortable design, the earmuffs offer all day comfort for your baby to wear. They are gentle on their sensitive skin and provide a snug fit for optimal comfort. 3[Adjustable Size]: Featuring adjustable elastic bands, the earmuffs can be easily adjusted to fit babies of different ages, ensuring a secure and comfortable fit for infants at different growth stages. 4[Safe Design]: The ABS earcup casing provides extra protection for your baby's ears, and the detachable headband ensures a proper fit for their head size.