Experience Hands-Free Stability with the Risan Suction Knife SharpenerThe Risan Suction Knife Sharpener uses a suction base to lock itself to any smooth surface, giving you both hands free to guide the knife through the sharpening slots safely and consistently. New and unused, in original box.The Specs Type: Pull-through knife sharpener with suction base Base: Suction cup - attaches to smooth surfaces Condition: New - never used, original box Why the Risan SuctionThe suction base is a genuine safety and consistency upgrade over standard hand-held sharpeners - it keeps the sharpener locked in place so you can focus entirely on guiding the knife through at a consistent angle, rather than holding the sharpener steady at the same time. Ideal for anyone who finds hand-held sharpeners awkward or unstable. Suitable for most Western and Asian double-bevel kitchen knives.Care & Maintenance Rinse sharpening slots with warm water periodically to remove metal filings Clean suction base with a damp cloth to maintain suction strength Store in a dry place Not suitable for serrated blades or single-bevel Japanese knives