Hario is a 91-year old heat resistant glass maker for coffee and tea. Their first siphon was released in 1957. Ever since, they’ve created a number of coffee brewers that I’ve learned to love and understand the many techniques to create a delicious cups of coffee. Their newest release, Hario Coffee Siphon NEXT (Model # NXA-5, 20-ounce capacity) it’s an improvement of their original siphon. First is the metal filter. The material conventionally used for the siphon filter is cloth or cotton ﬂannel. The flannel filter is most suitable for extracting a clean cup of coffee and it’s capable of..