My sofa has been slowing losing moisture and showing signs of age and use. (don't we all!) It is what I would call saddle leather, durable and thick. I remember using lexol on the saddles and tack at the stables when I was a kid, so when I saw it for sale on Revain, I knew this would be the right choice. and it was. It immediately filled in the small white 'cracking lines' that were forming along the front edges of the cushions. It will take several applications of Lexol to help my sofa because