Check the listing for details. 3M 29 dB Foam Earplugs Orange 4 pair. Color: Orange, Condition: New. Listed at 5.50 USD. 3M 29 dB Foam Earplugs Orange 4 pair 3M Disposable Classic Earplugs are used to help protect hearing against noises at or exceeding 85 decibels. Made of low-pressure foam comfortable to wear over extended time. Disposable and lightweight, 3M Disposable Classic Earplugs are a great choice in hearing protection for both the Diyer and the professional.Use to help protect earsSoft foam expands slowly to fit a wide range of ear canalsEasy to use Specifications:Brand Name: 3MNoise Reduction Rating: 29 dBMaterial: FoamProduct Type: EarplugsColor: OrangeNumber in Package: 4 pairReplaceable Pads: NoPackaging Type: CardedCorded: NoANSI Certified: NoAdjustable: NoDisposable or Reusable: Disposable Features Noise Reduction Rating (NRR) 29 dBExpands slowly to fit most ear canalsOrange disposable earplug4 pair/packSoft foam comfortable to wear over extended time*CAUTION: 3M strongly recommends fit testing of hearing protectors. Research suggests that many users will receive less noise reduction than indicated by the NRR due to variation in hearing protector fit, fitting skill and motivation of the user. If the NRR is used, 3M recommends that it be reduced by 50% or in accordance with applicable regulations