Baowei Kang 9611 Dustproof Mask Headband KN90 Mask Industrial Dust Protection Anti-Fog PM2.5 Mask for Renovation and Grinding (White Headband, 50 Pieces)

Four-layer protective dust mask with melt-blown fabric filter

Particle filtration efficiency ≥ 90%

Designed for industrial dust, PM2.5 haze particles, droplets, and other harmful particulates

Anti-fog and breathable for comfortable long-term wear

National standard certified filtration performance

Suitable for workers exposed to industrial dust and particulate matter

Provides respiratory protection against dust accumulation and related occupational diseases such as pneumoconiosis

1. Disposable single-use product; do not tear or forcibly handle to avoid damage

2. Use caution if allergic to non-woven fabrics; discontinue use if respiratory discomfort or skin sensitivity occurs

3. Perform fit check immediately after wearing to ensure proper seal and positioning

4. Replace mask promptly if breathing resistance increases due to heavy pollution

5. Store in a clean environment away from damage, dirt, dust, direct sunlight, high temperature, and harmful chemicals

6. Recommended to replace after 4 hours of continuous use; do not wash as water damages filter structure and electrostatic properties

7. Not recommended for use during sleep or if breathing is difficult

8. Individuals with cardiopulmonary conditions or allergies to mask materials should avoid use

Packaging upgrade in progress; new and old packaging shipped randomly

Copyright registered; infringement prohibited

For any questions regarding model differences or usage, contact customer service