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I prefer a paddle strop for CrO. That keeps the CrOxide a long way from my plain leather strop (remember to wipe razor well between the CrO and your normal plain strop).

For edge touch-up I use a...

A good barber hone and/or 0.5 CrO paste can keep you going for a long time, barring accidental damage.

If your stropping is good, you may not need to hone for 30 to 90 shaves (or even longer).