-. Brand : 3M
-. Feature : Cylindrical shape fits wide range of ear canals / Best fit achieved when plug is fully inserted so no ring is visible / Aids in compliance checks / Test compatible with 3MTM E-A-RfitTM Validation System
-. Label : 3M
-. Manufacturer : 3M
-. MPN : R3-665572635
-. NumberOfItems : 1
-. PartNumber : R3-665572635
-. ProductGroup : BISS
-. ProductTypeName : LAB_SUPPLY
-. Publisher : 3M
-. Studio : 3M
-. Title : 3MTM E-A-RTM ClassicTM - SuperFit 33, uncorded, pillow pack - 200/Box (4 Packs) - R3-310-1008