BPA free ABS earcup/high density noise dampen foam Imported ProCase Kids noise cancelling earmuffs is suitable for children who have sound sensitivities for fireworks, monster jam, sports events, airplane flights, concerts, etc. Also a great gift for autism Constructed by solid ABS shell and thickened noise dampening foam, the ear muffs offer an SNR 29 dB (NRR 25 dB) rating and block out noise by a great amount, ANSI S3.19 (US) and CE EN352-1(EU) certified The padded PU leather headband reduces the pressure on your kid’s head for superior comfort, while soft ear cushions ensure comfortable wearing and snug fit Adjustable headband and 360 degree rotatable ear cups can be adjusted to fit kids of various ages Compact size and lightweight design makes it easy to store and carry around ProCase Kid-friendly Noise Cancelling Ear Muffs are made with noise-dampening sponge material and offer a NRR 25dB (SNR 29dB) rating which certified by ANSI S3.19 (US) CE EN352-1(EU), efficiently filter out sounds to a minimum for hearing protection. The kids ear muffs adopt eco-friendly materials and non-toxic materials to ensure safety during daily use. With pressure diffuser technology, the padded headband reduces the pressure and provides maximum comfort for your kids without adding much weight or bulks. Adjustable headband and soft ear cups ensure snug fit for various head size. It is perfect for monster jam / monster trucks, sports events, Disneyland, concerts, movie theaters, fireworks, etc.