S-2601 – Knoblochs Safety Pickle is an easy-to-use pickling acid. You will notice that this product will plump up your skins nicely for easy shaving. Knoblochs Safety Pickle is formulated to replace any type of acid pickle. It does not produce fumes or vapors like a formic acid pickle, and it is easier to use than formic acid. Knoblochs Safety Pickle has been thoroughly tested and proven by our staff of tanning experts!