--- product_id: 184075013 title: "Upgraded Activated Carbon Insert Filter for Regular Cotton Mask, [N99 Filters Standard] PM2.5 Air Protective Filter for Dust, Allergens, Pollution, Particle, Pollen, Smoke Woodworking Cycling (20)" brand: "keeou" price: "€ 30.81" currency: EUR in_stock: false category: "Hi" url: https://www.desertcart.pt/products/184075013-upgraded-activated-carbon-insert-filter-for-regular-cotton-mask-n99 store_origin: PT region: Portugal --- # Upgraded Activated Carbon Insert Filter for Regular Cotton Mask, [N99 Filters Standard] PM2.5 Air Protective Filter for Dust, Allergens, Pollution, Particle, Pollen, Smoke Woodworking Cycling (20) **Brand:** keeou **Price:** € 30.81 **Availability:** ❌ Out of Stock ## Quick Answers - **What is this?** Upgraded Activated Carbon Insert Filter for Regular Cotton Mask, [N99 Filters Standard] PM2.5 Air Protective Filter for Dust, Allergens, Pollution, Particle, Pollen, Smoke Woodworking Cycling (20) by keeou - **How much does it cost?** € 30.81 with free shipping - **Is it available?** Currently out of stock - **Where can I buy it?** [www.desertcart.pt](https://www.desertcart.pt/products/184075013-upgraded-activated-carbon-insert-filter-for-regular-cotton-mask-n99) ## Best For - keeou enthusiasts ## Why This Product - Trusted keeou brand quality - Free international shipping included - Worldwide delivery with tracking - 15-day hassle-free returns ## Description Item Package Quantity:20 Upgraded Activated Carbon Insert Filter for Regular Cotton Mask , [N99 Filters Standard] PM2.5 Air Protective Filter for Dust, Allergens, Pollution, Particle, Pollen, Smoke Woodworking Cycling · Upgrade your regular mask · N99 standard filtration efficiency, blocks more than 99% of particles it gets exposed to · Prevent your from pollution, dust particles, allergens · NO.1 necessary equipment for Sanding, Painting, Cycling Running, Pollen, Allergy, Construction, Pollen, Allergy, Woodworking, Gardening, Mowing Cycling, Outdoor Activities What You Get: 20*Filter Respirators for your mask(not include the mask) Note: · The color of the image is subject to the actual product because the resolution of each display may be different. Thanks for your support on us. Feel free and contact us regarding any issue about this product or our service. ## Features - [Reliable & Comfortable Safety Filters that Fully Protect You] - This filters pack is designed to prevent yourself from pollution, dust particles, allergens.(NOTE: The actual filters pack you receive will come with DARKER COLOR as we have added activated carbon materials for higher filtration efficiency). Built using premium and high-quality materials, soft texture providing you with as much convenience and comfort as possible. - [N99 Standard Filtration Efficiency] - This filter features N99 filtration capacity, which can block more than 99% of particles it gets exposed to. If you are always exposed to harmful particles, it should be most the NO.1 necessary equipment for Sanding, Painting, Cycling Running, Pollen, Allergy, Construction, Pollen, Allergy, Woodworking, Gardening, Mowing Cycling, Outdoor Activities. - [Upgrade Your Regular Mask] - If you have a regular cotton mask, this filter can be added and inserted to your mask, which can provide dual protection from any harmful particles. - [Best Value Pack] - Say no to those over-priced masks! We provide these filters with N99 standard at the most reasonable price. Just add a filter to your mask and you are fully protected! Each filter can be used for 1-2 days. - [Hassle-Free After-Sale Support] – Feel free and contact us regarding any issue about this product or our service. - ›See more product details ## Images ![Upgraded Activated Carbon Insert Filter for Regular Cotton Mask, [N99 Filters Standard] PM2.5 Air Protective Filter for Dust, Allergens, Pollution, Particle, Pollen, Smoke Woodworking Cycling (20) - Image 1](https://images-na.ssl-images-amazon.com/images/I/61grxNJOp6L.jpg) ![Upgraded Activated Carbon Insert Filter for Regular Cotton Mask, [N99 Filters Standard] PM2.5 Air Protective Filter for Dust, Allergens, Pollution, Particle, Pollen, Smoke Woodworking Cycling (20) - Image 2](https://images-na.ssl-images-amazon.com/images/I/61PoPMLBKLL.jpg) ![Upgraded Activated Carbon Insert Filter for Regular Cotton Mask, [N99 Filters Standard] PM2.5 Air Protective Filter for Dust, Allergens, Pollution, Particle, Pollen, Smoke Woodworking Cycling (20) - Image 3](https://images-na.ssl-images-amazon.com/images/I/61OWt8TGEFL.jpg) ![Upgraded Activated Carbon Insert Filter for Regular Cotton Mask, [N99 Filters Standard] PM2.5 Air Protective Filter for Dust, Allergens, Pollution, Particle, Pollen, Smoke Woodworking Cycling (20) - Image 4](https://images-na.ssl-images-amazon.com/images/I/81WHwSMq87L.jpg) ![Upgraded Activated Carbon Insert Filter for Regular Cotton Mask, [N99 Filters Standard] PM2.5 Air Protective Filter for Dust, Allergens, Pollution, Particle, Pollen, Smoke Woodworking Cycling (20) - Image 5](https://images-na.ssl-images-amazon.com/images/I/71xxOvOmk6L.jpg) --- ## Why Shop on Desertcart? - 🛒 **Trusted by 1.3+ Million Shoppers** — Serving international shoppers since 2016 - 🌍 **Shop Globally** — Access 737+ million products across 21 categories - 💰 **No Hidden Fees** — All customs, duties, and taxes included in the price - 🔄 **15-Day Free Returns** — Hassle-free returns (30 days for PRO members) - 🔒 **Secure Payments** — Trusted payment options with buyer protection - ⭐ **TrustPilot Rated 4.5/5** — Based on 8,000+ happy customer reviews **Shop now:** [https://www.desertcart.pt/products/184075013-upgraded-activated-carbon-insert-filter-for-regular-cotton-mask-n99](https://www.desertcart.pt/products/184075013-upgraded-activated-carbon-insert-filter-for-regular-cotton-mask-n99) --- *Product available on Desertcart Portugal* *Store origin: PT* *Last updated: 2026-04-23*