These 3M™ 1100 BT Class 3 Earplugs are soft foam ear plugs that provide a measure of hearing protection. They are designed to be used in conjunction with the 3M™ Soft Foam Ear Plug Dispenser 1100 DP (sold separately).
• Class 3 (SLC80 = 21dB)
• Bottle of 500 pairs of ear plugs