Adjustable anti-noise headphones for babies SNR 25, +12 months, 47-54 cm, Pink, Reer [4013283530740] Protection for babies' sensitive ears Protect your baby's hearing!. Few parents know that hearing is not fully developed in young children and their ears are particularly sensitive to loud noises. Noises above 80 dB (eg airport noise, fireworks or large groups of people) are harmful to children's sensitive ears and can cause permanent hearing damage. That is why it is recommended to protect the hearing of the little ones as best as possible, using protective headphones for children and babies from the SilentGuard range from Reer.Reliable protection. Due to their excellent isolation, these anti-noise headphones have an attenuation level with an SNR=25 dB value, offering reliable protection to babies' sensitive ears. A noise isolation level of SNR 25 means that, on average, headphones reduce sound intensity by 25 dB before the sound reaches the eardrum, which means that most loud noises can be reduced to a harmless level (below 80 dB).It fits perfectly and grows with your child.