Bell shape and super-soft foam inserts more easily and seals more effectively to provide the highest NRR available in the industry. 200 Pairs
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• Custom polyurethane foam formulation provides slow recovery and extreme softness for optimum comfort.
• Flanged end allows easy insertion and removal.
• Made in USA.
• NRR 33dB.
Manufacturer: 3M
SKU: EA3121221
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