Allen ULTRX Shield Passive Muffs, Earmuff, NRR 23dB, Midnight Gray 4100 Available to order on-line. Ships in 5-14 days $24.99 MSRP Price: $23.41 Description Details Reviews Shipping info Allen ULTRX Shield Passive Muffs, Earmuff, NRR 23dB, Midnight Gray 4100 UPC: 026509075721Manufacturer: Allen CompanyModel: 4100Category: SafetyEarsOtherStock: Ships in 5-14 business days.Unit/Measure: ea This item may be shipped directly to your home address, unless you live in a restricted state.