Originally Posted by
southpawboston
After awhile the shellac is going to start cracking and flaking off. It works best on a substrate that's not spongy or compressible-- this is why it works so well on cotton. On cork tape, I have had bad luck with cracking, especially where my hands grip the tape. I suspect a similar fate for leather.
Brooks tape, at least the kind I bought, was neither spongy nor compressible. In fact it was horrible, lol. Rock hard and no give at all.,,,,BD