The Radians FP74 ProhibitorA(R) Small Uncorded Disposable Foam Earplugs are sized to comfortably fit smaller ear canals while offering NRR 31dB protection. Tested according to ANSI specs S3.19-1974, Radians Made in the USA disposable foam earplugs feature soft, slow-recovery foam for extreme comfort and outstanding noise reduction to protect hearing. They are easy to roll down and insert, and they expand slowly for a low-pressure fit. FEATURES Ideal size for smaller ear canals NRR 31db Polyurethane Foam Tapered Bullet Shape Soft, slow recovery foam Made in USA Meets ANSI S3.19 12% smaller than standard plug Mfg: Radians