The Califone Hearing Protector is designed for children with noise sensitivity these noise reduction earphones are comfortable and user-friendly. A terrific tool for children who need quiet for sensitivity or for focused activities. The headset features noise reduction rating 26db rugged polypropylene head strap adjustable ear cups smaller ear cups than standard hearing protector dielectric (non conducting material) comfortable head band fits students of all sizes easy clean APS plastic bright red safety color and meets EN352.1 and ANSI S3.19. Product Brochure