Radians FP43HV dielectric earplugs deliver reliable hearing protection with an NRR of 27, tested to ANSI S3.19-1974 standards. Featuring a tapered design and sturdy stem, they ensure easy insertion, removal and a secure, comfortable fit. Made from soft thermoplastic rubber, these high-visibility green earplugs come in a convenient blister pack with three pairs included. (4) flanges provide a secure, accurate and comfortable seal, ensuring a snug fit for optimal performance Thermoplastic rubber construction ensures superior comfort and long term wear Crafted from latex-free materials, ensuring safety for individuals with latex sensitivities PVC dielectric cord provides superior electrical insulation and durability Soap and water washable for easy cleaning and long lasting use Provides NRR 27 dB noise reduction to shield against high-decibel environments