Introduction

●	Adjustable built-in nose clip, ensuring higher sealing performance, comfortable wearing and high safety
●	Three-dimensional cutting according to face shapes of Asians, ensuring higher sealing performance
●	Sponge nose pad, more closely fitting with the face and no leakage
●	Welding headband, avoiding mechanical damage of the face by metal nails
●	High efficiency electrostatic melt-blown fabrics, ensuring higher porosity, low breathing resistance and high filtration efficiency
●	Breather valve, timely discharging moisture and exhaust inside
●	Applicable industry: Light industry, mechanical manufacturing, forging, casting, petrochemical, pharmaceutical, coal industries, etc. HF0204V, suitable for humid and hot environment. HF0204C, suitable for environment containing organic gases or volatile liquid.
●	Recommended applications: High temperature, hot and humid work environments, or long-term and heavy physical labor
●	Organic steam: Not applicable
●	Oily particles: Not applicable
●	Applicable object: Low toxicity dust or fog; not recommended for protective smoke (such as welding fume) or microbial particles