| Manufacturer | Shanghai Company Limited |
| Category | Hearing protection |
| Price | ￥ |
| Imported or not | Yes |
| Brand | 3M |
| Model | 311-1250 |
| Materials | PU |
| Noise reduction rate | SNR36 |
| Functions | Noiseproof. |
| Feature services | 1,000 bags of mail. |
| Series | 311-1250 |
| Connect Lines | Plastic wires |
| Dimensions | Standard |
| Usage | Zenium |
| Classification | Sponge. |
| Effectiveness | Noise Reduction |
| Packaging Method | Plastic bags |
| Order number | 700711515129 |
| SNR | 36 |
| Could you wash it? | Yes |
| Ear plug head shape | Bullets. |
| Earplug colour | Fluorescent Yellow |
| Goods | 311-1250 |
| Whether or not to export a source of goods exclusively across borders | Yes |
| Specifications | 200 per box |
| NNR | 33 |
