Flame-retardantFoam is non-irritatingMoisture resistantOffers the highest NRR availableShape prevents shifting and keeps effectiveness of noise seal constantSlow recovery PVC foam provides comfort with low pressure Noise Reduction Rate (NRR) = 29 dB...

In stock
RevType 2
Manufacturer 3M™
Sku shopifyUS759032548563841811171442758
Identity 34809870001