3M™ E-A-R™ Classic™ Platinum™ Uncorded, Pillow Pack 310-4002 - 23dB (Class 4) (Box of 200 Pairs)The 3M E A R Classic Platinum Earplugs combine economy with reliable hearing protection in a slightly smaller diameter that fits comfortably in smaller ear canals. These earplugs are stiff enough when compressed to make fitting easy, yet soft enough to be comfortable in the ear for extended wear. These earplugs have a SLC 80 rating of 23 dB (Class 4). These earplugs are test compatible with the 3M E A Rfit Validation System. Moisture resistance helps