Features: [adjustable, easy to carry]: The adjustable headband ensures that the earmuff sits firmly and comfortably around you. It can be flexibly adjusted to accommodate babies of all sizes. It is strong enough to withstand damage and wear caused by frequent use. Light and strong. [efficient noise reduction]: Thicken the material and reduce the noise by 25dB. The professional silencing foam design, high sealing solid cup and unique double-layer shell help to reduce the surrounding noise. The soft cushion can be used for a long time. It is very suitable for reading, learning and operating machines to protect hearing and reduce noise around infants. [comfortable and ultimate wear]: The ergonomically designed double-layer headband is close to the head and will not generate pressure. The latest design lining. The super soft and comfortable sponge pad provides comfort around your head and ears for hours. Environmentally friendly materials, durable, safe and stable use. [high quality]: Made of high-strength ABS material, it can withstand falling or other damage. Special synthetic materials are suitable for any noisy environment, especially sports events, concerts / festivals, aircraft noise, vacuum noise, garden power tool noise, shopping malls, etc. [versatility]: 25dB high signal-to-noise ratio ear protectors are suitable for shooting, hunting, welding, mowing, construction, sports events, concerts, festivals, fireworks and traffic environments. [suitable for infants]: Suitable for all day use, classic design. Specifications: Material: ABS, foam Color: yellow, blue, Matcha green, rose red Size: about 6.3*6.3 (after stretching) Suitable for: 0-5 years old The package includes: 1 x child ear protector