---
product_id: 186875281
title: "Mask Filter, 1 Pcs PM2.5 N95 4-Layered Activated Carbon Filter Face Mask Breathing Insert Anti Haze Mouth Mask Filters for Outdoor Activities (12x8cm)"
brand: "hainiwer"
price: "€ 15.57"
currency: EUR
in_stock: true
category: "Hi"
url: https://www.desertcart.fi/products/186875281-mask-filter-1-pcs-pm2-5-n95-4-layered-activated
store_origin: FI
region: Finland
---

# Mask Filter, 1 Pcs PM2.5 N95 4-Layered Activated Carbon Filter Face Mask Breathing Insert Anti Haze Mouth Mask Filters for Outdoor Activities (12x8cm)

**Brand:** hainiwer
**Price:** € 15.57
**Availability:** ✅ In Stock

## Quick Answers

- **What is this?** Mask Filter, 1 Pcs PM2.5 N95 4-Layered Activated Carbon Filter Face Mask Breathing Insert Anti Haze Mouth Mask Filters for Outdoor Activities (12x8cm) by hainiwer
- **How much does it cost?** € 15.57 with free shipping
- **Is it available?** Yes, in stock and ready to ship
- **Where can I buy it?** [www.desertcart.fi](https://www.desertcart.fi/products/186875281-mask-filter-1-pcs-pm2-5-n95-4-layered-activated)

## Best For

- hainiwer enthusiasts

## Why This Product

- Trusted hainiwer brand quality
- Free international shipping included
- Worldwide delivery with tracking
- 15-day hassle-free returns

## Description

Size:1PCS






















Description:Material: Non-wovenSize: about 12 * 8cmTips:How to replace the filter:1. Open the mask to expose the inside of the filter valve.2. According to the opening direction on the valve, turn the valve counter to separate the valve.3. Remove the filter.4. Replace the new filter, repeat the above steps, and rotate the valve again.Package included:1 * PM2.5 4-Layered Activated Carbon FilterNote:Due to the different monitor and light effect,the actual color maybe a slight different from the picture color.Please allow 1-2cm differs due to manual measurement.

## Features

- Multi-layer protection: 4-layer protective material filter can effectively prevent air pollution. The special design has long-lasting filtering effect. It is usually recommended to change the filter once a week to make your breathing air healthier.
- Effective filtration technology: 4-layer filtration system is made of activated carbon and non-woven meltblown filter cloth, which can effectively prevent PM 2.5 and a series of airborne pollutants, and no longer inhale polluted air.
- Reasonable size: The filter size is about 12 * 8cm, compatible with most dust masks, and easy to insert or replace the original dust mask. Our mask filters are not as easy to drop as other filters.
- Good design: multiple dust protection, multiple layers of folding, good ventilation, and an additional filter inserted in the gas mask, double protection against harmful substances, gases and odors, double protection of the air you breathe.
- Application: Used in combination with a mask to prevent dust, vehicle exhaust, PM2.5 and smoke. It is suitable for cycling, running, cycling, hiking, skiing and other outdoor activities.
- ›See more product details

## Images

![Mask Filter, 1 Pcs PM2.5 N95 4-Layered Activated Carbon Filter Face Mask Breathing Insert Anti Haze Mouth Mask Filters for Outdoor Activities (12x8cm) - Image 1](https://images-na.ssl-images-amazon.com/images/I/61ZM0yiXwdL.jpg)
![Mask Filter, 1 Pcs PM2.5 N95 4-Layered Activated Carbon Filter Face Mask Breathing Insert Anti Haze Mouth Mask Filters for Outdoor Activities (12x8cm) - Image 2](https://images-na.ssl-images-amazon.com/images/I/61W1jtIFpDL.jpg)
![Mask Filter, 1 Pcs PM2.5 N95 4-Layered Activated Carbon Filter Face Mask Breathing Insert Anti Haze Mouth Mask Filters for Outdoor Activities (12x8cm) - Image 3](https://images-na.ssl-images-amazon.com/images/I/61LfUvT5nlL.jpg)
![Mask Filter, 1 Pcs PM2.5 N95 4-Layered Activated Carbon Filter Face Mask Breathing Insert Anti Haze Mouth Mask Filters for Outdoor Activities (12x8cm) - Image 4](https://images-na.ssl-images-amazon.com/images/I/61%2BWqam6C5L.jpg)
![Mask Filter, 1 Pcs PM2.5 N95 4-Layered Activated Carbon Filter Face Mask Breathing Insert Anti Haze Mouth Mask Filters for Outdoor Activities (12x8cm) - Image 5](https://images-na.ssl-images-amazon.com/images/I/614wlmwFIgL.jpg)

---

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**Shop now:** [https://www.desertcart.fi/products/186875281-mask-filter-1-pcs-pm2-5-n95-4-layered-activated](https://www.desertcart.fi/products/186875281-mask-filter-1-pcs-pm2-5-n95-4-layered-activated)

---

*Product available on Desertcart Finland*
*Store origin: FI*
*Last updated: 2026-02-22*