Feature: 1. Sponge headband is more comfortable and safe. It will not harm your baby. 2. It can reduce the noise of 22db, sleep more quiet, hearing protection, noise isolation. 3. It is suitable for children and baby aged 0-12 years to use. 4. You can adjust the tightness of the earmuffs, and it's a great choice for sleeping in a noisy environment. 5. Pictures and objects may have color difference, which is a normal phenomenon. Specification: Condition: 100% Brand New Item Type: Noise Protection Earmuff Material: ABS + Sponge Color: Green, Yellow, Purple (Optional) NNR: 22 Packaged Form: Plastic Suitable Age: 0-12 Years Old Package List: 1 x Earmuff Note: There may be color differences between the picture and the object.