Kayannuo Back to School Supplies Clearance Child‘s Noise Proof Earmuffs For Children's Sleep Soundproof Earphones For Learning Sleep Stress Reduction Noise Reduction And Noise Prevention Tools Child‘s Noise Proof Earmuffs For Children's Sleep Soundproof Earphones For Learning Sleep Stress Reduction Noise Reduction And Noise Prevention Tools Features: Comfortable Headband: it is soft and skin friendly with a built-in metal bracket that is not easy to break and has a long service life, providing long-lasting noise reduction for babies Stretching up and down to suit the child's head circumference: The design of sliding up and down adjustment is adjusted to suit the child's head circumference position, which can be worn for a long time and also comfortable Comfortable ear pads care for the skin: The internal comfortable ear pads easily disperse pressure, sponge, weaken sound, and give children a quiet and comfortable experience Double layered ear cup structure: The inner space of the ear cup is increased, and the outer cover is thick, effectively reducing low-frequency resonance and providing good sound insulation for babies Specially developed for child protection: hearing protection, noise reduction, and protection of child's immature eardrums Product Description: Including:child‘s earmuffs * 1 Features: Comfortable Headband: it is soft and skin friendly with a built-in metal bracket that is not easy to break and has a long service life, providing long-lasting noise reduction for babies Stretching up and down to suit the child's head circumference: The design of sliding up and down adjustment is adjusted to suit the child's head circumference position, which can be worn for a long time and also comfortable Comfortable ear pads care for the skin: The internal comfortable ear pads easily disperse pressure, sponge, weaken sound, and give children a quiet and comfortable experience Double layered ear cup structure: The inner space of the ear cup is increased, and the outer cover is thick, effectively reducing low-frequency resonance and providing good sound insulation for babies