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ER•20 High Fidelity Hearing Protection |
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ETY•Plug Accessories
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ER20-BCORD
Blue Cord for ER-20 Earplugs
- $1.95 Each |
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ER20-BKCORD
Black Cord for ER-20
- $1.95 Each |
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ER20-PCORD
Purple Cord for ER-20 Earplugs
- $1.95 Each |
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ER20-RCORD
Red Cord for ER-20 Earplugs
- $1.95 Each |
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ER20-YCORD
Neon Yellow Cord for ER-20 Earplugs
- $1.95 Each |
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ER20C
ER-20 Extra Case
- $1.00 Each |
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The ER family of earplugs is covered by U.S. Patents #4,852,683 #5,113,967 #5,887,070 #6,666,295 #6,830,876.
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