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HERE you go Wightman

You can go to SRD and get so many different strops at a reasonable price.

Look in the Stropping section of the forum. Gasman did a real good write up on 4 or 5 strops he's gotten recently.
If...

No I didn't make any of it. I don't have the tooling or skill for that.
The Suede is a secondary part of the higher end Kanayama strops or added when you order.

As to leathers, it's a personal...

I use an SRD Premium cotton, then my suede then my Kanayama 90.
I go 50/75/100+ and it does make a difference if I don't use the cotton first.
The shave seems, in my opinion, to be much smoother...