You can return the product without providing a reason within 30 days.
204UF1 - Spyderco Ultra-Fine-Grit (2000) ceremic stone tighten the blade's scratch pattern to an even keener degree for hair-popping professional sharpness and polishing. Fits the 204MF Tri-Angle Sharpmaker System, stones are sold individually. 204UF1 TriAngle stones are 7" x 0.5" (178mm x 13mm). Made in USA.
For cleaning: scrub with a scouring pad and powered abrasive cleaner, air-dry. Autoclave safe.