4022: 产品细节图：[展示四层加厚活性炭口罩的图片] 产品性能：四层加厚设计，含活性炭，能有效吸附异味。 用材：无纺布、活性炭等。 参数表： 型号：ASL-HXT-BLACK 层数：四层 颜色：深灰色 包装：50只/盒，独立包装 型号：ASL-HXT-BLACK 用途：适用于有异味的环境，如化工、装修等。 包装：独立包装，卫生方便。 使用说明：定期更换口罩，确保防护效果。 售后服务：提供售后支持，如有问题可联系解决。 Product Details Image: [Show the picture of the four-layer thickened activated carbon mask] Product Performance: Four-layer thickened design, containing activated carbon, can effectively absorb odors. Materials Used: Non-woven fabric, activated carbon, etc. Parameter Table: Model: ASL-HXT-BLACK Number of Layers: Four Color: Dark Gray Packaging: 50 pieces/box, individually packaged Model: ASL-HXT-BLACK Usage: Suitable for environments with odors, such as chemical industry, decoration, etc. Packaging: Individually packaged, hygienic and convenient. Instructions for Use: Replace the mask regularly to ensure the protective effect. After-sales Service: Provide after-sales support, and you can contact us if you have any problems. 4023: 与4022类似，包装为1000只/箱。 Similar to 4022, the packaging is 1000 pieces/box.