We’ve developed a new Leather Jet Black Dye (Black KR-1) which can do both topping and penetration, there's no need to add any other dyes to make adjustment. It helps not only to save your labor / materials cost but also shorten your production time!
Currently we are selling this item at a very special price. If you are interested in it, please do not hesitate to contact us at tdpctw@gmail.com!