Plugfones Guardian Plus, Ear Plugs with Audio, Earplug, Headphones, 26dB NRR
PLUGFONES GUARDIAN PLUS™. Guardian Plus™ Earplugs with Audio. (1) Pair Interchangeable ComforTwist™ Foam Plugs. (1) Pair Interchangeable ComforTiered™ Silicone Plugs. EARPLUGS WITH AUDIO. Independently Tested and Compliant with ANSI S3.19-1974 Noise Reduction Standards.