Multi-Purpose Sieve and Feeding Station The Ziss BS Sieve SF-1 is the professional brine shrimp sieve and fish food feeding station. The SF-1 comes in 0.18mm, Made in Korea stainless steel mesh. And Feeder comes from without mesh screen. Integrated Suction Cup mount, Stackable design and various mesh sizes give multi-purpose utility. The unique elegance and clear design give an attractive view of watching also.