10pcs 3M340-4004 Authentic Foam Soft Silicone EarPlugs Noise Reduction christmas tree Earplugs Swimming Protective earmuffs
Technical Details
| Brand Name: | 3M |
| Function: | Can be cleaned |
| Materials: | Silicone |
| Model Number: | 3M 340-4004 |
| NRR: | 25db |
| SNR: | 32db |
| Type: | 3M 340-4004 |
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