Round Sanding Stick

I have sanding blocks of all sizes, most of the ones I have are great for large pieces of leather. Gussets, notebook covers, wallets, etc. But most are flat, or the curve is too big and challenging use when sanding small, intricate curves - especially on projects like passport wallets and watch straps. An example is the inner curve of this passport wallet, where getting a smooth finish can be frustrating.Initially, I resorted to wrapping sandpaper around my thumb to work these small corners. This approach worked temporarily but became uncomfortable due to the heat generated during sanding. My next solution was stapling sandpaper around the ends of foam paintbrushes. You can see the picture below: While effective, it was pain to replace the sandpaper each time, as the foam brushes needed cutting and restapling after every use.This led me to design the Round Sanding Stick, a tool specifically created to make sanding fine curves easier and more efficient. What I wanted to include on the s