Its made out of animal proteins and is non-oil based. If u have been using zymol, you will be shocked at the grunge that it leaves in your leather. Leatherique pulls all of the garbage out and makes the seats look like new. I tried it on my S600 (2 tone seats) and it worked like a charm. I then put it on the rest of the fleet. Its hideously expensive but anything recommended for Rolls Royce connolly leather ought to be.....

e.o