Shop › ALLEN ULTRX CORDED FOAM PLUGS 5PR ALLEN ULTRX CORDED FOAM PLUGS 5PR $4.99 Allen Company ULTRX Tethered Tapered Foam Plug, NRR 32dB, Yellow, 5 Pairs 4119 Quantity: Add To Cart Added! Allen Company ULTRX Tethered Tapered Foam Plug, NRR 32dB, Yellow, 5 Pairs 4119