The gummy base is the one used in the edges of mineral tanning leather. What occurs when applying is that a film is created that covers the pore of the song. Once the base dries (becomes transparent) you can already apply the extra matte edge dye (it is water base, but it has a lot of wax) the finish is really professional.
The durability of the product is high, and therefore its profitability is also high. It is a privilege for us to have such a novel article.