3M™ E-A-R™ Swerve™ Banded Hearing Protector combines a cutting-edge band design with the effectiveness of E-A-R foam earplugs. Benefits •Neckband adjusts for optimal fit •Ergonomic design minimizes interference with shirt collars and headgear •Sold with two tip choices - higher attenuating E-A-RFlex 28 pod and the soft Comfort Pod •Replacement tips - (320-1001)E-A-RFlex 28 Pods, (322-2001) Comfort Pods •Noise Reduction Rating (NRR)*: 28 dB with the Flex 28 pod, or 19 dB with the Comfort Pod •CSA Class AL (Flex 28), CSA Class BL (Comfort Pod)