☕ HARIO One-Cup Cafeor: The Sustainable Permanent Filter
The HARIO One-Cup Cafeor is a sustainable, eco-friendly coffee filter designed for single-serving brewing. It features a stainless steel mesh filter that allows essential coffee oils and aromatics to pass through, eliminating the need for paper filters and reducing waste. The device is constructed with high-quality materials, including a stainless steel mesh and polypropylene components for the holder and frame, ensuring durability and reliability for repeated use. Measuring approximately 10 centimeters in diameter and 12 centimeters in height, the HARIO One-Cup Cafeor is suitable for brewing directly into a standard mug with a capacity of 200ml to 300ml. It weighs about 150 grams, making it lightweight and portable for use in various settings such as the office, during travel, or outdoors.
Key Features
- Eco-Friendly Permanent Filter: Made with a fine stainless steel mesh that traps grounds while passing coffee oils, avoiding paper waste and "papery" aftertaste.
- Simple Operation: Designed specifically for single-cup brewing—add medium-fine grounds, pour hot water, and enjoy.
- Universal Fit: The two-piece design includes a filter holder that fits securely over most standard mugs or heat-resistant glass.
- Portable & Compact: Weighing approximately 150 grams, its lightweight construction makes it ideal for travel, office, or outdoor use.
- Easy to Clean: The stainless steel mesh can be rinsed under warm water, with components designed for quick and hassle-free maintenance.
How it Works
- Place the holder and stainless steel mesh filter over your preferred mug.
- Add approximately 10g-12g of medium-fine coffee grounds into the filter.
- Pour hot water (around 92°C) gradually in a circular motion over the grounds.
- Once dripping ceases, remove the filter and enjoy a rich, full-bodied cup of coffee.
Technical Specifications
- Brand: Official HARIO Japan.
- Model: One-Cup Cafeor (CFO-1B).
- Materials: Stainless Steel (mesh filter), Polypropylene (holder/frame).
- Capacity: Suitable for brewing 200ml to 300ml cups.
- Color Options: Available in Stealth Black or Deep Brown.




















