【Baby Ear Protection】Our baby headphones are designed to protect the hearing of babies aged 0-36 months. Loud sounds are very harmful to babies, and long-term noise stimulation can cause hearing damage. Our baby earmuffs noise reduction rating is 25dB can help protect the baby's delicate hearing and improve sleep | 【No Pressure On Fontanel】The fontanels of babies under 18 months have not yet closed and their heads are very fragile. YomauiYee baby headphones are specially designed for this age group, with a soft headband that fits tightly and without any added pressure while minimizing noise. Provides optimal comfort and protection. Let your baby sleep like an angel even during the loudest outdoor events! | 【Safe Materials】Our baby ear muffs are made of professional noise-cancelling sponges, thickened solid cup design, ear pads covered with soft PU,and the shell is made of ABS material.YomauiYee baby noise cancelling headphones are CE and CPC certified and are free of silicone and BPA without fear of allergic reactions or irritation. Provide ideal hearing protection for your baby's ears | 【Adjustable Headband】Our soundproof earmuffs come with a three-position adjustable anti-slip elastic headband, which not only effectively prevents the earmuffs from slipping into the eyes when using the earmuffs, but also easily adjusts the headband to fit any size head, ensuring that it stays in place during various activities.This infant headphones allows your baby to wear it for extended periods of time, providing an easy, safe and stable experience | 【Go Where You Go】Baby noise cancelling headphones adopt a foldable design and are equipped with a storage bag,its compact size and portable design allow it to easily fit into a travel bag and take with you, which is especially convenient for parents who go out. Whether you are flying, traveling, or attending concerts, sporting events and fireworks shows,these baby earmuffs will provide your baby with maximum peace and comfort | 【Baby Travel Essentials】YomauiYee baby earmuffs are a three-in-one newborn product that combines noise reduction/protection/sleep, meeting the specific needs of newborn parents and providing a comprehensive solution for baby travel.Baby headphones, adjustable headband,storage bag come in a beautiful box,making them an ideal gift option for newborn babies or parents